A large part of Charlie's development and continued understanding during the novel comes from the books that Bill assigns to him, and from his conversations with Bill about these books. Below are listed the books that Charlie reads in the course of The Perks of Being a Wallflower:
To Kill a Mockingbird by Harper Lee
This Side of Paradise by F. Scott Fitzgerald
A Separate Peace by John Knowles
Peter Pan by J. M. Barrie
The Great Gatsby by F. Scott Fitzgerald
The Catcher in the Rye by J. D. Salinger
On the Road by Jack Kerouac
Naked Lunch by William S. Burroughs
Walden by Henry David Thoreau
Hamlet by William Shakespeare
The Stranger by Albert Camus
The Fountainhead by Ayn Rand