Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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