Comprehensive catalog of books and other materials in libraries around the world. Contains millions of records in hundreds of languages. Items located through WorldCat must be requested through Interlibrary Loan.
Search the full text of books, find full text of the books where copyright laws allow, see a few pages, or find where you can purchase or borrow the particular book. Google is working with publishers and libraries to provide access to as many books as possible.
Indexes virtually all doctoral dissertations and many masters theses produced in the U.S. since 1861. Dissertations from other countries date back to 1637. Abstracts available from 1980. Full text for dissertations being added continually. Most since 1997 are full text, though some authors choose to not make their work available. Print and microfilm copies are offered for a fee, but check out Interlibrary Loan before paying for a copy.