The Chicago Manual of Style, 17th EditionJournal
Lowenthal, Patrick R., and Vanessa P. Dennen. "Social presence, identity, and online learning: research development and needs." Distance Education 38, no. 2 (2017): 137-140.
Salinger, J. D. 2001. The Catcher in the Rye. Boston: Little, Brown, 2001.
