Cita APA

Dougherty, J. E., & Pfaltzgraff, R. L. (1990). Contending theories of international relations: A comprehensive survey (Ed.3.).

Chicago Edition Citation

Dougherty, James E., i Robert L. Pfaltzgraff. Contending Theories of International Relations: A Comprehensive Survey. Ed.3. New York, Harper & Roe publishers, 1990.

Cita MLA

Dougherty, James E., i Robert L. Pfaltzgraff. Contending Theories of International Relations: A Comprehensive Survey. Ed.3. 1990.