APA-viite (7. p.)
ebrary, Inc, & Bell, D. (2009). Political thought and international relations: Variations on a realist theme. Oxford University Press.
Chicago-viite (17. p.)
ebrary, Inc, ja Duncan Bell. Political Thought and International Relations: Variations on a Realist Theme. Oxford ; New York: Oxford University Press, 2009.
MLA-viite (9. p.)
ebrary, Inc, ja Duncan Bell. Political Thought and International Relations: Variations on a Realist Theme. Oxford University Press, 2009.
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