Guttenplan, S. (1997). The languages of logic : an introduction to formal logic / Samuel Guttenplan: An introduction to formal logic (2nd ed.). Blackwell.
Chicago Edition CitationGuttenplan, Samuel. The Languages of Logic : An Introduction to Formal Logic / Samuel Guttenplan: An Introduction to Formal Logic. 2nd ed. Oxford: Blackwell, 1997.
MLA Edition CitationGuttenplan, Samuel. The Languages of Logic : An Introduction to Formal Logic / Samuel Guttenplan: An Introduction to Formal Logic. 2nd ed. Blackwell, 1997.
Warning: These citations may not always be 100% accurate.