APA (7th ed.) Citation

McWilliams & Piotrowski. (2009). The world since 1945: A history of international relations (7th ed.). Lynne Rienner Publishers.

Chicago Style (17th ed.) Citation

McWilliams and Piotrowski. The World Since 1945: A History of International Relations. 7th ed. Boulder: Lynne Rienner Publishers, 2009.

MLA (8th ed.) Citation

McWilliams and Piotrowski. The World Since 1945: A History of International Relations. 7th ed. Lynne Rienner Publishers, 2009.