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Cite Sources

Research 101 Essentials Topic

Why is citing important?

Watch this video for a summary of citations in academic writing. By NCSU Libraries. CC BY NC SA 3.0.


To avoid plagiarism you must give credit whenever you:

  • Use another person's words, ideas, opinions, or theories
  • Present facts, statistics, graphs, and drawings that are not common knowledge
  • Quote someone's written or spoken words
  • Paraphrase someone's written or spoken words

Whether your information sources comes from the Internet or from print materials, it is important that you record the information in your papers accurately and follow the citation style that is specified by your professor.

Popular Citation Styles - MLA, APA, and more!

APA Style

Citation style established by the American Psychological Association.


MLA Style

Citation style established by the Modern Language Association.


Other Styles

CHICAGO, TURABIAN and HARVARD are other frequently used citation styles.

CSE/CBE refers to the citation format established by the Council of Biology Editors. CBE is the format preferred by writers in Biology, Geology, Chemistry, Mathematics, Medicine, and Physics.