I've had several people message me asking for a list of the books I read while researching Jordan Peterson's Beyond Order. Email me if you'd like my notes on any of them. I spent the most time with Nietzsche and Jung. As for articles, oh boy, there were a lot.
Here's the playlist I listened to while writing it, the songs are in order in relation to each part of the article.

Psychology
Joseph Campbell, The Hero with a Thousand Faces
Sigmund Freud, Civilization and its Discontents.
Marie-Louise von Franz, Archetypal Dimensions of the Psyche.
Victor Frankl, Man's Search for Meaning. 
Karyn Hall, The Power of Validation. 
Carl Jung, The Archetypes and the Collective Unconscious.
         -The Essential Jung. 
         -On Dreams. 
         -Memories, Dreams, & Recollections. 
         -Modern Man in Search of a Soul.
         -Psychological Types. 
         -Synchronicity. 
         -The Undiscovered Self. This was probably my favorite. 
Carl Rogers, On Becoming a Person: A Therapist's View of Psychotherapy.

Philosophy 
Aristotle, De Animus. 
E. M. Ciorin, The Trouble with Being Born. Be careful with this one. This is cynicism to a frightening extent.
Ralph Waldo Emerson, Compensation & Self-Reliance. 
Buckminster Fuller, Grunch of Giants. 
R.G. Collingwood, The Idea of History.
Hans-Georg Gadamer, The Relevance of the Beautiful. 
       -Truth & Method. This is my favorite work on philosophy. It's really difficult. I'll probably never fully understand it. But it's the only philosophy text that I've           read consistently since discovering it a decade ago. 
Gandhi. The Political Writings of Gandhi. 
       -The Way to God. 
Stephen Hicks, Liberalism Pro and Con. 
       -Nietzsche and the Nazis
Edmund Husserl, Ideas: General Introduction to Pure Phenomenology. 
The I Ching, David Hinton translation. 
Karl Marx and Friedrich Engels, The Communist Manifesto. 
       -The German Ideology. 
G.E. Moore, Principia Ethica. 
Lewis Mumford, Technics & Civilization. 
Joseph Owens, An Elementary Christian Metaphysics.
Hilary Putnam, Reason, Truth and History.
Roger Scruton, Modern Philosophy. 
Henry David Thoreau, Civil Disobedience. 
        -Walden.
Alan Watts, The Way of Zen. 
Ludwig Wittgenstein, On Certainty.

Nietzsche 
The Antichrist. 
Beyond Good & Evil. 
The Gay Science. 
On the Genealogy of Morality. 
Human, All Too Human. This is the Nietzsche text I spent the most time with. I read it several times. It's downright beautiful in places. 
Twilight of the Idols. 
The Will to Power.

Critical Theory
Theodor Adorno, Minima Moralia. 
Guy Dabord, The Society of the Spectacle.

Existentialism 
Sarah Bakewell, At the Existentialist Café: Freedom, Being, and Apricot Cocktails with Jean-Paul Sartre, Simone de Beauvoir, Albert Camus, Martin Heidegger, Maurice Merleau-Ponty and Others.
Albert Camus, The Myth of Sisyphus.
Søren Kierkegaard. Either/Or. 
Olson. Existentialism. 
Jean-Paul Sartre. Existentialism is a Humanism. 
Paul Tillich. The Courage to Be.

Postmodernism
Jacques Derida. Of Grammatology. 
Michel Foucault, The History of Sexuality: Vol. 1, Vol. 6. 
         -Discipline & Punishment.

Feminism 
Jennifer Baukgardner, Manifesta: Young Women, Feminism, and the Future. 
Simone de Beauvoir. The Ethics of Ambiguity. 
         -The Second Sex. 
Friedrich Engels, The Origin of the Family, Private Property, and the State. 
Betty Friedan, The Feminine Mystique. 
Harriet Taylor Mill, The Enfranchisement of Women. 
John Stuart Mill, The Subjection of Women. 
Maggie Nelson, The Argonauts. 
Adrienne Rich, Note Towards a Politics of Location.
Margaret Sanger, Woman and the New Race. 
Judith Stacey, In the Name of the Family. 
Mary Wollstonecraft, A Vindication of the Rights of Woman.

Poetry 
William Blake, Marriage of Heaven & Hell. 
Jorie Graham, The Dream of the Unified Field.
Robert Hass, Time and Materials: Poems 1997–2005.
Rainer Maria Rilke, Duino Elegies.
      -Letters to a Young Poet. 
      -The Book of Images.
Stéphane Mallarmé, A Roll of the Dice.
Czesław Miłosz, Collected Poems. 
John Milton, Paradise Lost. 
Mary Oliver, American Primitive. 
David Perkins, English Romantic Writers. 
Kay Ryan, The Best of It. 
Charles Simic, The World Doesn't End. 
Wisława Szymborska, Collected Poems. 
Walt Whitman, Song of Myself. 
Virgil, The Aeneid. 
C.K. Williams, Collected Poems.

Journalism
Noam Chomsky, Manufacturing Consent. 
Glenn Greenwald. Securing Democracy: My Fight for Press Freedom and Justice in Bolsonaro's Brazil. 
Martin Gurri, The Revolt of the Public and the Crisis of Authority in the New Millennium. 
Walter Lippmann, Public Opinion. 
Maxwell McCombs, Setting the Agenda. 
Joseph Klapper, The Effects of Mass Communication. 
Neil Postman, Entertaining Ourselves to Death. 
Jay Rosen, What Are Journalists For?

Literature/Nonfiction
Joseph Brodsky, Less Than One. 
Christopher Browning, Ordinary Men. 
Francis Fukuyama, The End of History and the Last Man. 
Aldous Huxley, Brave New World.
James Lindsay & Helen Pluckrose, Cynical Theory. 
Douglas Murray, The Madness of the Crowd. 
Benjamin Teitelbaum, War for Eternity. 
Bernard Thomas, The Voice Imitator. 
Matthew Yglesias, One Billion People. 

Peterson Criticism
Ben Burgis, Myth Mayhem: A Leftist Critique of Jordan Peterson. 
Marc Champagne, Myth, Meaning, and Antifragile Individualism: On the Ideas of Jordan Peterson: On the Ideas of Jordan Peterson.
Matthew McManus, The Rise of Postmodern Conservatism.
David Neiwert, Alt-America: The Rise of the Radical Right in the Age of Trump. 
Troy Parfitt, The Devil and His Due: How Jordan Peterson Plagiarizes Adolf Hitler