There are many citation generators out there that will generate your citation for you. While this seems like an easy fix, you still want to review the citations yourself to make sure they have been created correctly. Do not just cut and paste!
We recommend using a number of helpful publications from the Purdue OWL (Online Writing Lab):
Use this page as a quick reference for your basic APA formatting.
Includes numerous notes on layout and formatting.
Purdue OWL has a short video playlist on YouTube which covers APA formatting for your paper.