Cita APA (7a ed.)

ebrary, Inc, Clark, I., & Neumann, I. B. (1996). Classical theories of international relations. St. Martin's Press.

Cita Chicago Style (17a ed.)

ebrary, Inc, Ian Clark, y Iver B. Neumann. Classical Theories of International Relations. New York: St. Martin's Press, 1996.

Cita MLA (9a ed.)

ebrary, Inc, et al. Classical Theories of International Relations. St. Martin's Press, 1996.