APA (7th ed.) Citation

Fogelin, R. J. (2005). Understanding arguments: An introduction to informal logic (7th ed.). Thomson Wadsworth.

Chicago Style (17th ed.) Citation

Fogelin, Robert J. Understanding Arguments: An Introduction to Informal Logic. 7th ed. Belmont, Calif: Thomson Wadsworth, 2005.

MLA (9th ed.) Citation

Fogelin, Robert J. Understanding Arguments: An Introduction to Informal Logic. 7th ed. Thomson Wadsworth, 2005.