AbeBooks

AbeBooks, an Amazon subsidiary, is an online marketplace for new, used, rare and out-of-print books from thousands of sellers.

AbeBooks is an online marketplace for books, listing over 110 million new, used, rare, and out of print books from 13,500 sellers. AbeBooks offers a range of services including support, HomeBase inventory management software, and five international sites to reach global markets. The company often fills a niche for [Amazon](http://www.crunchbase.com/organization/amazon) in finding hard-to-find or out-of-print books. AbeBooks is an Amazon subsidiary.