APA Citation

Roy, A. C. (1970). International relations, since 1919 (3rd ed.). Calcutta: World Press.

Chicago Style Citation

Roy, Atul Chandra. International Relations, Since 1919. 3rd ed. Calcutta: World Press, 1970.

MLA Citation

Roy, Atul Chandra. International Relations, Since 1919. 3rd ed. Calcutta: World Press, 1970.

Warning: These citations may not always be 100% accurate.