APA Цитирование

Sen, D. (1975). Basic principles of geopolitics and history, thoeretical aspect of international ralations. Concept Publishing.

Chicago-стиль цитирования

Sen, Debabrata. Basic Principles of Geopolitics and History, Thoeretical Aspect of International Ralations. Delhi: Concept Publishing, 1975.

MLA-цитирование

Sen, Debabrata. Basic Principles of Geopolitics and History, Thoeretical Aspect of International Ralations. Concept Publishing, 1975.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.