The APA has different rules for student papers which will not be submitted for publication. The resources below provide comprehensive guidance on how to format every element of your paper, as well as a checklist to use before you turn your paper in:
Please note that if your professor gave you guidance on how they want your paper formatted, you should follow their guidance even if it differs from the guidance from the APA.
The APA provides several samples of APA Style student papers, with and without annotations that explain what the style is for each part of the paper. Chose the sample that works best for your learning style: