Read the most recent version of the APA style guide. It is a complete guide to the APA style and gives examples of different aspects of the format, such as proper citations and bibliography.
Visit the writing center at a local college or university. Most universities have a free writing center available with tutors to instruct students on improving their writing and formatting.
Visit apastyle.org. This is the official website for APA style and contains links to many resources that will help you perfect the style.
Use an APA formatting wizard online, such as citationmachine.net. By entering your information into a form and viewing the results, you can see what an APA formatted paper will look like.