In alphabetical order, as according to this.

• The Adventures of Augie March by Saul Bellow
• All the King's Men by Robert Penn Warren
• American Pastoral by Philip Roth
• An American Tragedy by Theodore Dreiser
• Animal Farm by George Orwell
• Appointment in Samarra by John O'Hara
• Are You There God? It's Me, Margaret by Judy Blume
• The Assistant by Bernard Malamud
• At Swim-Two-Birds by Flann O'Brien
• Atonement by Ian McEwan
• Beloved by Toni Morrison
• The Berlin Stories by Christopher Isherwood
• The Big Sleep by Raymond Chandler
• The Blind Assassin by Margaret Atwood
• Blood Meridian by Cormac McCarthy
• Brideshead Revisited by Evelyn Waugh
• The Bridge of San Luis Rey by Thornton Wilder
• Call It Sleep by Henry Roth
• Catch-22 by Joseph Heller
• The Catcher in the Rye by J.D. Salinger
• A Clockwork Orange by Anthony Burgess
• The Confessions of Nat Turner by William Styron
• The Corrections by Jonathan Franzen
• The Crying of Lot 49 by Thomas Pynchon
• A Dance to the Music of Time by Anthony Powell
• The Day of the Locust by Nathanael West
• Death Comes for the Archbishop by Willa Cather
• A Death in the Family by James Agee
• The Death of the Heart by Elizabeth Bowen
• Deliverance by James Dickey
• Dog Soldiers by Robert Stone
• Falconer by John Cheever
• The French Lieutenant's Woman by John Fowles
• The Golden Notebook by Doris Lessing
• Go Tell it on the Mountain by James Baldwin
• Gone With the Wind by Margaret Mitchell
• The Grapes of Wrath by John Steinbeck
• Gravity's Rainbow by Thomas Pynchon
• The Great Gatsby by F. Scott Fitzgerald
• A Handful of Dust by Evelyn Waugh
• The Heart Is A Lonely Hunter by Carson McCullers
• The Heart of the Matter by Graham Greene
• Herzog by Saul Bellow
• Housekeeping by Marilynne Robinson
• A House for Mr. Biswas by V.S. Naipaul
• I, Claudius by Robert Graves
• Infinite Jest by David Foster Wallace
• Invisible Man by Ralph Ellison
• Light in August by William Faulkner
• The Lion, The Witch and the Wardrobe by C.S. Lewis
• Lolita by Vladimir Nabokov
• Lord of the Flies by William Golding
• The Lord of the Rings by J.R.R. Tolkien
• Loving by Henry Green
• Lucky Jim by Kingsley Amis
• The Man Who Loved Children by Christina Stead
• Midnight's Children by Salman Rushdie
• Money by Martin Amis
• The Moviegoer by Walker Percy
• Mrs. Dalloway by Virginia Woolf
• Naked Lunch by William Burroughs
• Native Son by Richard Wright
• Neuromancer by William Gibson
• Never Let Me Go by Kazuo Ishiguro
• 1984 by George Orwell
• On the Road by Jack Kerouac
• One Flew Over the Cuckoo's Nest by Ken Kesey
• The Painted Bird by Jerzy Kosinski
• Pale Fire by Vladimir Nabokov
• A Passage to India by E.M. Forster
• Play It As It Lays by Joan Didion
• Portnoy's Complaint by Philip Roth
• Possession by A.S. Byatt
• The Power and the Glory by Graham Greene
• The Prime of Miss Jean Brodie by Muriel Spark
• Rabbit, Run by John Updike
• Ragtime by E.L. Doctorow
• The Recognitions by William Gaddis
• Red Harvest by Dashiell Hammett
• Revolutionary Road by Richard Yates
• The Sheltering Sky by Paul Bowles
• Slaughterhouse-Five by Kurt Vonnegut
• Snow Crash by Neal Stephenson
• The Sot-Weed Factor by John Barth
• The Sound and the Fury by William Faulkner
• The Sportswriter by Richard Ford
• The Spy Who Came in From the Cold by John le Carre
• The Sun Also Rises by Ernest Hemingway
• Their Eyes Were Watching God by Zora Neale Hurston
• Things Fall Apart by Chinua Achebe
• To Kill a Mockingbird by Harper Lee
• To the Lighthouse by Virginia Woolf
• Tropic of Cancer by Henry Miller
• Ubik by Philip K. Dick
• Under the Net by Iris Murdoch
• Under the Volcano by Malcolm Lowry
• Watchmen by Alan Moore & Dave Gibbons
• White Noise by Don DeLillo
• White Teeth by Zadie Smith
• Wide Sargasso Sea by Jean Rhys