Pirie, N. W. (1966). The ecological perspective on human affairs with special reference to international politics.
استشهاد بنمط شيكاغوPirie, N. W. The Ecological Perspective On Human Affairs With Special Reference to International Politics. 1966.
MLA استشهادPirie, N. W. The Ecological Perspective On Human Affairs With Special Reference to International Politics. 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.