Cita APA (7a ed.)
Cohen, S. B. (2015). Geopolitics: The geography of international relations (Third edition.). Rowman & Littlefield.
Cita Chicago Style (17a ed.)
Cohen, Saul Bernard. Geopolitics: The Geography of International Relations. Third edition. Lanham, [Maryland]: Rowman & Littlefield, 2015.
Cita MLA (9a ed.)
Cohen, Saul Bernard. Geopolitics: The Geography of International Relations. Third edition. Rowman & Littlefield, 2015.
Precaución: Estas citas no son 100% exactas.