ProQuest Dissertations and Theses
Coverage: Indexes graduate dissertations from over 1,000 North American and selected European graduate schools and universities. Doctoral dissertations published since 1980, and master's theses since 1988, include brief abstracts written by the authors. Offers full text of most dissertations since 1997.
Dates: 1861 - present
Search by: topic or title term, author, institution, department (since 2009), advisor, and other fields.