The Dark Knight Returns -- Frank Miller
Naked Lunch -- William Burroughs
Songs of a Dead Dreamer -- Thomas Ligotti
It -- Stephen King
The Illuminatus! Trilogy -- Robert Anton Wilson, Robert Shea
Several Books by Charles Bukowski
Fight Club -- Chuck Palniuk
Fallen Nation -- James Curcio
Certain parts of The Bible and the Gnostic texts, Pseudipigraphia and Apocrypha
Nietzsche
Edgar Allen Poe
H. P. Lovecraft
Colin Wilson's The Philosopher's Stone and his Lovcrafty works.
Speaking of which, I just found out that Evangelista's Oldest History of the World is available as an online pdf book. Here is the link:
http://blog.kobek.com/2008/05/22/the-oldest-history-of-the-world-1926-by-benny-evangelist/
Now, aren't you glad that you checked out my profile? Otherwise, you probably wouldn't have known about that and have a copy of The Oldest History of the World.
Doestoevsky
The Morning of the Magicians -- Pauwels and Bergier
Some of Anne Rice's older vampire books
Call of the Wild -- Jack London
Dracula -- Bram Stoker