Cita APA (7th ed.)

Jackson, R., & By Sorensen , G. (2013). Introduction to international relations: Theories and approaches (5th ed.). U.pr..

Cita Chicago (17th ed.)

Jackson, Robert, i Georg By Sorensen. Introduction to International Relations: Theories and Approaches. 5th ed. Oxford: U.pr., 2013.

Cita MLA (9th ed.)

Jackson, Robert, i Georg By Sorensen. Introduction to International Relations: Theories and Approaches. 5th ed. U.pr., 2013.