Books

AddAll
Compares prices among 41 on-line bookstores, including used and out of print titles.
http://www.addall.com

AKABook
Offers price comparison and search for new and used books, textbooks and DVDs.
http://www.akabook.com/

AllBookstores.com
Compare prices at over 30 online bookstores by title, author, ISBN, or keyword.
http://www.allbookstores.com

AllDiscountBooks.net
Compares prices from online retailers in US, UK, and Canada.
http://www.alldiscountbooks.net/

Best Book Deal
Compare prices at 47 online bookstores. Calculates tax and shipping cost.
http://www.bestbookdeal.com/

Best-of-the-World.com
Compares prices and shipping for new and used titles.
http://www.best-of-the-world.com

BookButler
Compares prices at up to 40 stores.
http://www.BookButler.info/

BookCost.com
Compares prices at several online retailers, and displays current coupons available.
http://www.bookcost.com/

BookFinder.com
Book shopping search engine, plus a meta search of 12 directories of used, rare, and out of print booksellers.
http://www.bookfinder.com/

Bookfinder4u.com
Compare prices among online bookstores worldwide.
http://www.bookfinder4u.com

Bookfinder.US
Offers book search and price comparison at over 60 sites. Search by title, author, keywords and ISBN number.
http://www.bookfinder.us

BookHQ
Provides free listings, and searches new and used prices from ten bookstores.
http://www.bookhq.com/

Bookkoob
Compares prices at US and UK online stores.
http://www.bookkoob.net/

BookPricesOnline.com
Compares prices at online booksellers.
http://www.bookpricesonline.com/

BooksPrice.com
Compares prices of several books together.
http://www.booksprice.com/

Campusbooks
Compares new and used prices at US retailers.
http://www.campusbooks.com

Campusi
Pricing search engine reviews over 40 online stores for new and used books, and locates coupons if available.
http://www.campusi.com/

The Cheapest Book
Searches US online bookstores and compares prices.
http://thecheapestbook.com/

Compare Shop Books
Gathers prices from about eight booksellers.
http://www.compareshopbooks.com/

FetchBook.info
Compares new and used prices among multiple book stores.
http://www.fetchbook.info/

Get Cheap Books
Searches and compares prices at eight online bookstores. Includes used and out of print titles.
http://www.getcheapbooks.com/

GetTextbooks.com
Price comparison search engine.
http://www.gettextbooks.com/

ISBN.nu
Compare prices at several online bookstores by ISBN, author, or keyword.
http://www.isbn.nu/

PowerBookSearch.com
Performs price comparisons of online retailers.
http://www.powerbooksearch.com/

Price Owl
Searches book stores and lists prices.
http://www.priceowl.com/

PriceViewer.com
Searches and compares prices at major online book stores.
http://www.priceviewer.com

Thothle
Compare book prices at main on-line stores.
http://www.thothle.ca