Discovering and evaluating tests and measures used in the social and behavioral sciences can be tricky, but the library has resources to help.
Here are some video tutorials to get you started. Resources mentioned in the videos are linked below.
Finally, for more help on using Mental Measurements Yearbook review to evaluate a test, see this guide from the Buros Center for Testing.
Finding full text of instruments (the actual test or measure, rather than a review or summary) can be a bit of a treasure hunt. Many instruments are proprietary (owned by someone) and require a fee. It completely depends on the instrument, though, so here are some tips: