Cita APA (7th ed.)

Hatfield, M. O., Lefever, E. W., Ramsey, P., & Sclesinger, J. (1972). Ethics and world politics: Four perspectives. The Johns Hopkins University Press.

Cita Chicago (17th ed.)

Hatfield, Mark O., Ernest W. Lefever, Paul Ramsey, i Jr Sclesinger. Ethics and World Politics: Four Perspectives. Baltimore: The Johns Hopkins University Press, 1972.

Cita MLA (9th ed.)

Hatfield, Mark O., et al. Ethics and World Politics: Four Perspectives. The Johns Hopkins University Press, 1972.