The University Libraries may have the test preparation book you are looking for. Try searching in the Libraries' QuickSearch. If the UofM Libraries' don't have what you need, search the Memphis Public Library or your local public library for resources.
The test prep Testing & Education Reference Center offers test preparation sample tests, tutorial modules, and more! Includes the Praxis Core Exams, ASFAB, MCAT, LSAT, and more.