For this class, you'll use the APA 6th Edition citation style, a very commonlyl used author-date in-text citation style, with a list of Works Cited at the end.
A typical article citation (for an article available online through a database) in APA style:
A typical website citation in APA style:
More examples and information are available here: https://owl.english.purdue.edu/owl/resource/560/05/