Textbook price comparison service CheapBooks.com launched its new international book search, allowing users to search for books by ISBN in 20 different countries. This is the first known site of its kind, allowing users to search countries such as the US, Canada, Mexico, the UK, Germany, France, Australia, South Africa, etc, for books and ebooks. Searching for books internationally is easy if you have a 10 digit or 13 digit ISBN number. Using a text search database is also possible, but primarily for English books. Books include new and used editions, swap sites, e-books, online textbooks, and book rentals. Although most students associate book rentals with the United States, they are also available in Canada and the UK. In addition to offering book stores in 20 international countries, CheapBooks is also expanding its telephone customer support to the international level using international phone! lines, and Skype. CheapBooks remains the only textbook price comparison site with full time customer support staff during normal business hours, at (336) TEXTBOOK. Customer support staff assist customers who need to locate a book or process a return.