In the novel, Charlie's teacher, Bill, assigns him various books to read. Charlie describes them all as his favorites.
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
The book also references a book of poems by E. E. Cummings, The Mayor of Castro Street by Randy Shilts, a book by Anne Rice, and an autobiography of a woman who was a character in Reds, most likely Emma Goldman. The poem "A Person /A Paper /A Promise" by Dr. Earl Reum is also mentioned.
Ms Wethey and Ms Metcalfe are (slight) Gilmor Girls fans. Here is the list from that TV series. A challenge!