A citation manager is a piece of software that allows you to store and organize your collection of resources in an electronic format so that you can instantly generate bibliographies in APA style.
Citation manager options:
There are several citation manager products on the market. For a more detailed comparison of citation managers, their features, and their costs, view Wikipedia's comparison of reference management software, or the Library's citation manager guide.
If you are interested in learning more about the other citation manager software, a Google or YouTube search will bring up "how-to" videos and documentation that you can further explore.