Wiley Online Library
Multidisciplinary source covering, business, chemistry, education, engineering, law, social sciences, mathematics, health sciences, life sciences, psychology, etc. with some full text journals, reference works, books and databases from 1799 onward.
OCLC catalog of books and other materials in libraries worldwide.
WorldCat Dissertations and Theses (FirstSearch)
All dissertations, theses and published material based on theses cataloged by OCLC members, including all subjects.