Answered By: APUS Librarians Last Updated: Mar 13, 2018 Views: 1493
Don't waste time sifting through resources that you can't use! Library databases will allow you to limit your search, letting you target the kinds of sources you really need and filtering out the stuff that you don't.
Each database's limiters may look a bit different...but if you look for "advanced search" options, you'll usually see what's available. See some examples: