Once you identify a desirable thesis or dissertation, you need to acquire full-text. Sometimes the thesis or dissertation is not full-text in the database where you found it.
Interlibrary Loan may be able to borrow a copy for a limited loan period. To request a dissertation or other materials, follow the instructions on the Interlibrary Loan web site for creating an ILLiad account (you only have to register once for all requests). After logging in, choose the link on the left "Request a Dissertation/Thesis" and fill out the required information.
The following web sites offer citations (and occasional full-text) to theses and dissertations published around the world. These sites are only meant to offer alternate access to dissertation information.
This database is the world's most comprehensive collection of dissertations and theses from around the world, spanning from 1743 to the present day.