ProQuest Dissertations and Theses
With more than 2 million entries, PQD&T is the single, central, authoritative resource for information about doctoral dissertations and master's theses. Dissertations published from 1980 forward include 350- word abstracts written by the author. Master's theses published from 1988 forward include 150-word abstracts. Titles available as native or image PDF formats include free twenty-four page previews.