BookPage
http://www.bookpage.com/
"America's Book Review"
Based on the Book
http://www.mcpl.lib.mo.us/readers/movies/
"Over 1,000 book titles, short stores and plays that have been made into motion pictures."
Book Reporter
http://www.bookreporter.com
"Where readers and writers click"
"What's Next" (from the Kent District Library)
http://ww2.kdl.org/libcat/WhatsNextNEW.asp
"What's Next" helps you search adult fiction in series. A series is two or more books linked by character(s), settings, or other common traits.
Book Spot
http://www.bookspot.com/
BookSpot.com is a free resource center that simplifies the search for the best book-related content on the Web.
Stop, You're Killing Me -- for Mysteries
http://www.stopyourekillingme.com/
"A site that is a resource for the lovers of mystery, intrigue and suspense books. "
Adult Reading Round Table Nonfiction Genre Study
http://www.arrtreads.org/genrestudynonfiction.html
New York Public Library Sure Bets - Novels Most Everyone Loves I
New York Public Library Sure Bets - Novels Most Everyone Loves II
Native American Authors
http://www.ipl.org/div/natam/