link:used.addall.com (about 27,800) NOTE: link:www.addall.com (about 29,200)
BookFinder.com
link:www.bookfinder.com (about 20,200)
link:www.megabooksearch.com (about 11)
ABE (Advance Book Exchange)
link:www.abebooks.com (about 5,170)
Abookseach
link:www.abooksearch.com (about 33)
Alibris
link:www.alibris.com (about 16,400)
Amazon.co.uk
link:www.amazon.co.uk (about 577,000)
Amazon.com
link:www.amazon.com (about 2,610,000)
Amazon.de (Germany)
link:www.amazon.de (about 6,670)
link:www.antiqbook.com (about 156)
Biblio (swallowed up Bookopoly)
link:biblio.com (about 9) NOTE: link:www.biblio.com (about 10,900)
Biblion
link:www.biblion.com (about 194)
Bibliophile
link:www.bibliophile.net (about 61)
Bibliopoly
link:www.bibliopoly.com (about 1,310)
link:www.bookavenue.com (about 67)
link:www.thebookcellar.com (about 27)
http://www.booksandcollectibles.com.au
link:www.booksandcollectibles.com.au (about 3,940)
ChooseBooks/ZVAB
link:www.choosebooks.com (about 37)
link:www.gbmbooks.com (* site is off-line)
IbookNet (Independent Booksellers' Network)
link:www.ibooknet.com (2)
UKBookWorld
link:ukbookworld.com (about 62)
link:usedbookcentral.com (about 2,690)
WantedBooks (swallowed up BookQuarters)
link:www.wantedbooks.com (about 10)
ZVAB/Choosebooks
link:www.zvab.com (about 13)
ABAA (Antiquarian Booksellers Association of America)
link:abaa.org (about 1,050)
AntBo (Antiquarian Books Online)
link:www.antbo.com (about 4 )
ILAB-LILA (International League of Antiquarian Booksellers)
link:www.ilab-lila.com (about 524)
IOBA (Independent Online Booksellers' Association)
link:www.ioba.org (about 269) NOTE: link:www.ioba.org/searchpage.html (about 823)
link:www.tomfolio.com (about 2,150)
eBay
link:www.ebay.com (about 3,290,000)
Froogle
link:froogle.google.com (about 4,440)
PopShops/Popula
link:www.popula.com (about 384)
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