Cita APA (7a ed.)

Little, R., & Smith, M. (2006). Perspectives on world politics (3rd ed.). Routledge.

Cita Chicago Style (17a ed.)

Little, Richard, y Michael Smith. Perspectives on World Politics. 3rd ed. London ; New York: Routledge, 2006.

Cita MLA (9a ed.)

Little, Richard, y Michael Smith. Perspectives on World Politics. 3rd ed. Routledge, 2006.