APA (7th ed.) Citation

Johnson, C. O. (1960). American national government (5a. ed.). Thomas Y. Crowell.

Chicago Style (17th ed.) Citation

Johnson, Claudius O. American National Government. 5a. ed. Nueva York: Thomas Y. Crowell, 1960.

MLA (9th ed.) Citation

Johnson, Claudius O. American National Government. 5a. ed. Thomas Y. Crowell, 1960.