AbeBooks	Worldwide
Academic Books	Denmark
Alibris	Worldwide
Amazon	Worldwide
Barnes & Noble	Worldwide
Better Reads	Australia
Bol Books	Belgium/Netherlands
Booktopia	Australia
Donner	Netherlands
Dymocks	Australia
FNAC	France
Frugo	United Kingdom
Foyles	United Kingdom
Hugendubel	Germany
Rakuten	Japan
Saxo	Denmark
Waterstones	United Kingdom & Europe
W. H. Smiths	United Kingdom