"APA" stands for American Psychological Association, and it is one of several accepted standard formats for giving credit to the sources you use for academic projects. If you want to look up more rules for citing information in APA format, check out the excellent guide at Purdue University's Online Writing Lab (OWL).
How to Cite a Website in APA
Last, F. M. (Year, Month Date Published). Article title. Retrieved from URL
Satalkar, B. (2010, July 15). Water aerobics. Retrieved from http://www.buzzle.com
Cain, K. (2012, June 29). The Negative effects of Facebook on communication.Social Media Today RSS. Retrieved from http://socialmediatoday.com
From EasyBib: How to cite a website in APA: http://www.easybib.com/reference/guide/apa/website
Article From an Online Periodical (Journal, Magazine)
Online articles follow the same guidelines for printed articles. Include all information the online host makes available, including an issue number in parentheses.
Author, A. A., & Author, B. B. (Date of publication). Title of article. Title of Online Periodical, volume number (issue number if available). Retrieved from
Bernstein, M. (2002). 10 tips on writing the living Web. A List Apart: For People Who Make Websites, 149. Retrieved from http://www.alistapart.com/articles/writeliving
From Purdue OWL's APA Formatting: https://owl.english.purdue.edu/owl/resource/560/10/
Use a citation machine such as Bibme.org to create your APA citation for a website. Simply select the "Website" tab on the top of the Bibme.org screen, and paste the source website's URL into the search field and click "Find Website." Add any missing information into the form and click "Add to my Bibliography."
Click the icon below to access Bibme.org: