APA aipamena

Pennock, J. R., & Smith, D. G. (1964). Political science: An introduction. Macmillan.

Chicago Style aipamena

Pennock, James Roland, and David G. Smith. Political Science: An Introduction. New York: Macmillan, 1964.

MLA aipamena

Pennock, James Roland, and David G. Smith. Political Science: An Introduction. Macmillan, 1964.