This vidcast discusses how to format a paper using Microsoft Word according to APA style. To learn more about APA style, please visit the following. APA (American Psychological Association) style is most commonly used to cite sources within the social sciences. This resource, revised according to the 6th edition. This vidcast introduces the viewers to the basics of APA style documentation, focusing on the reference list. For more information on this, please see the. Please use the example at the bottom of this page to cite the Purdue OWL in APA. To see a side-by-side comparison of the three most widely used citation styles. Purdue owl apa style guide 1. APA Formatting and Style Guide 2. What is APA? The American Psychological Association (APA) citation style is the most.