To find books on your topic, use the "Advanced Search" option from the library's main page (above the search bar), select "Search for Books & Media" on the side of the pop-up window that appears, then click the checkbox next to "Books"
It might also be useful to search for dissertations about your topic, which will offer the same mixture of introductory summary and specific research findings that you get with books. Those can be found in
Lastly, there may be important documentaries or films about your topic, especially if it's related to the 20th or 21st century. You can find those in any of our 4 film platforms below