APA (7th ed.) Citation

Gabriel, R. H. (1956). The course of American democratic thought (2nd ed.). Ronald Press.

Chicago Style (17th ed.) Citation

Gabriel, Ralph Henry. The Course of American Democratic Thought. 2nd ed. New York: Ronald Press, 1956.

MLA (9th ed.) Citation

Gabriel, Ralph Henry. The Course of American Democratic Thought. 2nd ed. Ronald Press, 1956.