Purdue's Online Writing Lab (OWL) has a great APA Style Guide
If you're having difficulty finding what you need at the OWL site, try this:
Citing Your Sources and Creative Works Tutorial, by the University of Tennessee Libraries Online Instruction, 2011. (11:31 min)
Remember to cite ALL of your sources including images, audio and video. Your class is using APA Style. Here are some tips from OWL:
Citing Images - Pictures, Photos, Illustrations
Author (Role of Author). (Year image was created). Title of work [Type of work]
For Example:
McCurry, S. (Photographer). (1985) Afghan Girl [photo]
Citing Electronic Images
Author (Role of Author). (Year image was created). Title of work [Type of work], Retrieved Month Day, Year, from: URL (address of web site)
For Example:
Man with colorful Hair - Paper clip holder. Retreived August 31, 2011 from: https://www.service-1.org/uploads/201103/15/imgs/creative-paper-clip-holder-design-1_360x600.gif
Citing Graphic Data - Maps, Graphs
Research Organization. (date) [brief explanation of data and it's form]. Project Name. Retrieval information For Example:
United States Consumer Product Safety. (2006) [Reported safety incidents received by CPSC involving Yo-Yo Balls,
Dec 2002 – Oct 2006]. Retrieved from https://www.cpsc.gov/library/yoyoball.pdf