I found this list while browsing my FB feed and decided that listing them up and providing you with sources from whence to get them would be an honorable pursuit on my part.
So, without further ado, here they are:
http://highexistence.com/15-terrifying-books-jordan-peterson-urges-smart-people-read/
1. Brave New World by Aldous Huxley
http://www.idph.com.br/conteudos/ebooks/BraveNewWorld.pdf
2. 1984 by George Orwell
https://www.planetebook.com/ebooks/1984.pdf
3. The Road To Wigan Pier by George Orwell
https://libcom.org/files/wiganpier.pdf
4. Crime And Punishment by Fyodor Dostoevsky
http://www.planetpublish.com/wp-content/uploads/2011/11/Crime_and_Punishment_T.pdf
5. Demons by Fyodor Dostoevsky
http://www.24grammata.com/wp-content/uploads/2014/08/Dostoyevsky-Possessed-24grammata.com_.pdf
Not sure on this one, may have to research wether its the correct link, if you happen to have it, please comment so that I may update it
6. Beyond Good And Evil by Friedrich Nietzsche
http://www.planetpublish.com/wp-content/uploads/2011/11/Beyond_Good_and_Evil_NT.pdf
7. Ordinary Men by Christopher Browning
http://hampshirehigh.com/exchange2012/docs/BROWNING-Ordinary%20Men.%20Reserve%20Police%20Battalion%20101%20and%20the%20Final%20Solution%20in%20Poland%20(1992).pdf
8. The Painted Bird by Jerzy Kosinski
9. The Rape of Nanking by Iris Chang
https://mafiadoc.com/queue/the-rape-of-nanking-the-forgotten-holocaust-of-world-weebly_59f1d3d11723dd602db208c8.html
10. Gulag Archipelago (Vol. 1, Vol. 2, & Vol. 3) – Aleksandr Solzhenitsyn
https://holodomorinfo.files.wordpress.com/2013/09/gulag_archipelago_i_text.pdf
https://holodomorfacts.files.wordpress.com/2013/09/gulag_archipelago_ii_text.pdf
https://holodomorinfo.files.wordpress.com/2013/09/gulag_archipelago_iii_text.pdf
11. Man’s Search for Meaning – Viktor Frankl
https://www.youtube.com/watch?v=SYSHp1vDWeg
12. Modern Man in Search of A Soul – Carl Jung
https://archive.org/details/in.ernet.dli.2015.218430
13. Maps Of Meaning: The Architecture of Belief – Jordan B. Peterson
https://joeclark.org/peterson/peterson_mapsofmeaning-en.pdf
14. A History of Religious Ideas (Vol. 1, Vol. 2, Vol. 3) – Mircea Eliade
https://archive.org/details/1.MirceaEliadeAHistoryOfReligiousIdeasFromTheStoneAgeToTheEleusinianMysteries
https://archive.org/details/2.MirceaEliadeAHistoryOfReligiousIdeasFromGautamaBuddhaToTheTriumphOfChristianity
https://archive.org/details/3.MirceaEliadeAHistoryOfReligiousIdeasFromMuhammadToTheAgeOfReforms
15. Affective Neuroscience – Jaak Panksepp
https://www.psychologytoday.com/sites/default/files/attachments/109303/jcs-articlefinal.pdf
Bonus: 12 Rules for Life: An Antidote to Chaos —Jordan B. Peterson
If a link does not work, you have a better source or for any other issue please contact me so that I may address the issue ASAP.
I hope you liked this list and that you make an effort to read these texts.
"http://www.cdu.edu.au/engit/knowledge-management" banner image pulled from this site, all rights go to them, I just found this image to perfectly represent what these books are supposed to do and thus used it.