AbeBooks is an online marketplace where you can buy new, used, rare and out-of-print books, as well as cheap textbooks. Connects you with thousands of professional booksellers around the world and millions of books are listed for sale.
WorldCat is the world's largest network of library content and services. WorldCat libraries are dedicated to providing access to their resources on the Web. WorldCat.org lets you search the collections of libraries in your community and thousands more around the world.
JournalTOCs is a Current Awareness Service (CAS) where you can discover the newest papers coming directly from the publishers as soon as they have been published online. SET UP ALERTS TO JOURNALS IN YOUR FIELD