Search Multiple Sources in a Single Search. Anbieter: University at Buffalo Libraries. "Use this search engine to locate e-books available for reading from your computer. Most of the e-books you will find are literary classics that are no longer copyright protected. [...] the E-Books Multi-Searcher searches Amazon.com, Digital Book Index, and Google Book Search and these sites may allow only previews or snippets of a book, and not the book in its entirety."