Digital Dissertations

Proquest Dissertation
http://wwwlib.umi.com/dissertations
Theses Canada Portal
http://www.collectionscanada.ca/thesescanada/index-e.html
Theological Research Exchange Network (TREN)
http://www.tren.com/
Diplomarbeiten Agentur diplom.de
http://www.diplomica.com/welcome.html
Dissertations & Abstract Database
http://www.dissertation.com/
Networked Digital Library of Theses and Dissertations
http://www.ndltd.org/
Database of African Theses and Dissertations
http://www.aau.org/datad/
American Political Science Association Graduate Student Connection
http://www.apsanet.org/opps/grad/
Latin American and Caribbean Studies Research Portal
http://www.sas.ac.uk/ilas/handbook/search_index.asp
Action Research Resources
http://www.scu.edu.au/schools/gcm/ar/arhome.html
Guide To Electronic Theses and Dissertations
http://etdguide.org/default.htm
American Historical Association Directory of Dissertations in Progress
http://www.historians.org/pubs/dissertations/
Digital Library of ETDs (Electronic Theses and Dissertations
http://www.theses.org/
BASES DE DATOS DE TESIS DOCTORALES (TESEO)
http://www.mcu.es/TESEO/index.html
Electronic Theses and Dissertations
http://www.lib.ncsu.edu/etd/
Concordia University Theses
http://library.concordia.ca/help/howto/theses.php#theses

Australian Digital Theses Program
http://adt.caul.edu.au/
UNT Electronic Theses & Dissertations
http://www.library.unt.edu/theses/
ProQuest Digital Dissertations
http://wwwlib.umi.com/dissertations/