Google Books--Use to discover books on your topic. Use the left side bar to find if the book is in the library. Use advanced search to limit to full text or full view only.
Digital Dissertations--Find dissertations as well as selected masters' theses.
Requests via Interlibrary Loan--Use this form to request dissertations not held by UCI nor available full text.
College Art Associations Dissertations Online--Titles are submitted once a year by each Art History/Visual Studies PhD-granting institution.