The best place to start your research is SLUth Search Plus. SLUth includes articles published in scholarly journals, magazines, and newspapers as well as books, and ebooks. It's very multidisciplinary in scope, so you can use it to find credible sources of information on any topic. It includes about 100 of the SLU Libraries 400 (or so) subscription databases, including Project Muse, JSTOR, the MLA International Bibliography, and Women's Studies International and the SLU Libraries Catalog.
Learn how to use SLUth Search Plus by watching this short video.
If you're specifically looking for books in the SLU Libraries, you may find that searching the SLU Libraries Catalog is easier than searching SLUth Search Plus.
Learn how to find books on a topic using the SLU Libraries Catalog by watching this short video.