• Amazon.com
• Powells
• BookBrowse
• Book Lovers
• Books@Random
• Chicago Tribune Books
• A Common Reader
• New York Times Best-Seller Lists
• Reader's Robot
• Time Warner Bookmark
• Who Reads What?
• What's Next - Fiction in a Series
• Modern Library 100 Best Novels
• Modern Library 100 Best Nonfiction
• Radcliffe's 100 Best Novels & Nonfiction

• Bibliomysteries
• FictionDB: Suspense
• Mystery Reader

Romance

• FictionDB: Romance
• Romance Reader
• Romance Writers of America

Classics

• Internet Classics Archive
• LitLine
• Literary Criticism
• Penguin Classics
• Perseus Project