LibrarySearch is the UO Libraries' online catalog that allows you to search the collections of the UO Libraries and the 37 Summit libraries of the Pacific Northwest.
Books related to Media Studies can be found in the following call numbers:
You can find even more in other areas, depending on the specificity of your topic. It's always worth searching in the catalog to see what relevant books are available. You can also find information on dissertations from other universities through the Proquest Dissertations and Theses Abstracts database.
LibrarySearch offers a streamlined interface for finding books and other media that combines the collections of UO Libraries and Summit libraries.