Barnes & Noble, Inc. is the largest book retailer in the United States, operating mainly through its Barnes & Noble Booksellers chain of bookstores headquartered. The company is known for large, upscale retail outlets. Most stores also sell magazines,newspapers, DVDs, graphic novels, gifts, games, and music. Video games and related items.

AbeBooks is the world’s largest online marketplace for all new, rare, out-of-print and used books as well textbooks. Save on a great selection of over 100 million books from over 13,500 booksellers with AbeBooks coupons and sales.

Alibris (pronounced “uh-LEE-briss”) is the premier online marketplace for independent sellers of new and used books, music, and movies, as well as rare and collectible titles. We connect people who love books, music, and movies to more than 175 million items from thousands of sellers worldwide.

   ArkivMusic is an online classical music retailer focused on delivering the widest range of classical music directly to users in an efficient way. The ArkivMusic database contains more than 120,000 titles on CDS, DVDS, SACD and blu-ray discs. It also has more than 20 distribution centers. More than any other online retailer, ArkivMusic ensures the fastest delivery and the largest selection of classical music for classical lovers.

Better World Books is the socially conscious consumer's bookstore of choice. BetterWorldBooks.com offers the lowest shipping rates on the Web: free shipping worldwide. We can offer these great rates because, unlike most other online used booksellers, we have all of our used books physically in stock.

BiggerBooks is a premier online textbook vendor specializing in highly discounted books and textbooks. We offer savings of up to 91% over list prices by using our proprietary technology to scour prices across the web. BiggerBooks makes it easy to buy or rent your textbooks, so students can focus on what matters most: studying.

Cascio Interstate Music is a successful growing organization providing musical instruments and accessories to music educators, music students and music lovers worldwide. We are committed to furthering of the art of music for the benefit of humankind. Our existence and success depend upon the loyalty of our customers, the dedication of our employees and the love of music. 

Downpour.com is an e-commerce site dedicated to providing premium products and excellent customer service. They offer audiobook downloads, free shipping on audio books on CD, and an audiobook club for more savings and special offers.

«Буквоед» — книжная сеть, представленная в Санкт-Петербурге и по Северо-Западному региону. В интернет-магазине доступно более 2 000 000 книг и канцелярских товаров. По России открыто 5 000 пунктов для самовывоза заказов. Курьерская доставка работает в 2 000 городах РФ. Поддержка пользователей круглосуточная.

Book Depository is the world's most international online bookstore offering over 20 million books with free delivery worldwide.

edX is the trusted platform for education and learning. Founded by Harvard and MIT, edX is home to more than 20 million learners, the majority of top-ranked universities in the world, and industry-leading companies. As a global nonprofit, edX is transforming traditional education, removing the barriers of cost, location and access.