APA Style

Proukaki, E, K. (2009). The Problem of Enforcement in International Law : Countermeasures, the Non-Injured State and the Idea of International Community . London: Routledge.

MLA Style

Proukaki, Elena, Katselli. "The Problem of Enforcement in International Law : Countermeasures, the Non-Injured State and the Idea of International Community". London: Routledge, 2009. Text.