• AddAll
• evenbetter!com
• ISBN
• Best Book Buys
• Pricewonders

Catalogues:

• The Library of Congress

A selection of distinguished online bookstores located in:

• Austria
• Lion.cc
• Australia
• DA Information Service
• The Co-op Bookshop
• Belgium
• PROXIS
• Canada
• bookshelf.ca
• Chapters Globe
• Denmark
• bokus.com
• Finland
• bokus.com
• France
• Amazon.fr
• Groupe Lavoisier
• Germany
• Amazon.de
• Abiszet Bücherservice
• bol.de
• Book24
• Booksell's-Bücher-Boulevard
• booxtra
• Buch.de
• Buchkatalog.de
• buchwelt.de
• Buecherwurm
• Goethebuch
• Libri.de
• Lion.cc
• Japan
• Skysoft Books
• Sweden
• akademibokhandeln
• bokus.com
• Switzerland
• orell füssli
• Polybuchhandlung
• UK
• Alphabetstreet
• Amazon.co.uk
• bol.com
• Blackwell's
• CountryBookstore
• Heffers
• Internet Book Shop (iBS)
• John Smith & Son Bookshops
• StudentBookWorld
• The Book Place
• Waterstones
• WHSmith Online
• USA
• AlphaCraze.Com
• Amazon.Com
• BookBuyers Outlet
• BarnesandNoble
• BOOKSAMILLION.Com
• Borders.Com
• bigwords.com
• Classbook.com
• ecampus.com
• elgrande.com
• Fatbrain (Computer Literacy)
• Cody's Books
• Reiter's, Scientific&Professsional Books
• Spree Books
• VarsityBooks.com
• WordsWorth
• Yahoo! Books Shopping

• Birkhäuser
• Basel
• Boston
• Kluwer, Dortrecht
• Springer, New York