Cita APA

Dougherty, J. E., & Pfaltzgraff, R. L. 1. (1990). Contending theories of international relations: A comprehensive survey (3. edition.). New York: Harper & Row, Publishers.

Citación estilo Chicago

Dougherty, James E., y Robert L. 1934- Pfaltzgraff. Contending Theories of International Relations: A Comprehensive Survey. 3. edition. New York: Harper & Row, Publishers, 1990.

Cita MLA

Dougherty, James E., y Robert L. 1934- Pfaltzgraff. Contending Theories of International Relations: A Comprehensive Survey. 3. edition. New York: Harper & Row, Publishers, 1990.