Citation is an important part of the research process because ...
Whenever you quote, paraphrase, summarize, or otherwise refer to the work of another, you must cite the source using either a parenthetical citation, footnote, or endnote. In addition, a References page or Works Cited page is almost always placed at the end of your paper.
Different academic disciplines use different citation styles. The three most popular citation styles are MLA, APA, and Chicago. It is always best to ask your professor which citation style they prefer, but as a general rule these styles are used as follows:
Please always refer back to you professor's writing assignment to ensure you are complying with their writing style requirements.