Fogelin, R. J. (1982). Understanding arguments: An introduction to informal logic (2nd ed.). Harcourt Brace Jovanovich.
Chicago Style (17th ed.) CitationFogelin, Robert J. Understanding Arguments: An Introduction to Informal Logic. 2nd ed. New York: Harcourt Brace Jovanovich, 1982.
MLA (9th ed.) CitationFogelin, Robert J. Understanding Arguments: An Introduction to Informal Logic. 2nd ed. Harcourt Brace Jovanovich, 1982.
Warning: These citations may not always be 100% accurate.