Gaya APA

Guzzini, S., Leander, A. (2006). Constructivism and International Relations. Alexander Wendt and his critics . New York: Routledge.

Gaya MLA

Guzzini, Stefano., Leander, Anna. "Constructivism and International Relations. Alexander Wendt and his critics". New York: Routledge, 2006. Text.