The Top 20 book sites brings you the pick of the best and most popular book sites online today. And they are all on a single page, giving you one-stop access to the best in online book stores today.

Amazon revolutionized the market for books with the first major online bookstore in 1995 and have now grown to become the Web's leading online shopping site with customers in over 220 countries worldwide.
Their commitment to an enjoyable shopping experience and ongoing customer service are the benchmark in online shopping today. 
The icing on the cake for many is their prices, because their immense buying power allows them to sell books at discount prices.
They also offer a safe shopping guarantee which protects you while you shop so that you never have to worry about credit card safety. 
As a result, Amazon have become the first point of reference for a great many people, for all their book shopping, and the clear leader in the online book market.

Barnes & Noble came on the scene in 1997 and has also grown to become one of the world's larger e-commerce retailers. Books were it's primary focus to start with, but like Amazon they have now grown to embrace a large variety of products such as music, software and magazines.

Half.com is the Ebay subsidiary specializing in online sales of new and used products at highly discount prices, and Books at Half.com is the section dedicated to books. Although the range may not be as broad as the market leaders they do offer very good prices and have become an exceptionally popular online book source.

Each bookstore in the Top 20 Book Sites books brings it's own strengths and specialization so it is probably worthwhile looking through the whole list of book sites, because a different organization's offering may be just the niche that suits your particular requirement best.

I hope the top 20 books sites takes you to what you are looking for in the growing world of books online. And, if you did find this top 20 listing useful, please remember to bookmark the page, it may be the only online books reference you'll ever need.

The Ed