At Uni and the public libraries, the call number for Shakespeare is 822.33. However, if the focus is on movies or television, use 791.4. If it's theatre, use 792.
Heck, start with the catalog, or you'll be spending a lot of time scanning the stacks.
UIUC Online Catalog - Searches all UIUC libraries.
If a book is not available at UIUC . . .
Here is how to find books at Uni using the UIUC Online Catalog.
1. First do a search in the UIUC Online Catalog.
2. Once you have your search results, use the sidebar on the right side to limit your search results by LOCATION.
3. Write down the call number and search the stacks at Uni for your book!
This service is Google's method of searching the invisible web. To see the full text of many of these sources, you need to be "authenticated" as a legitimate UIUC user. Do so by searching for the source title on the A-Z list of electronic journals and newspapers. Also try the advanced search.