Madan Gopal Gupta. (1957). International relations since 1919. Chaitanya publishing house.
Chicago Style citaatMadan Gopal Gupta. International Relations Since 1919. India: Chaitanya publishing house, 1957.
MLA citatieMadan Gopal Gupta. International Relations Since 1919. Chaitanya publishing house, 1957.
Let op: Deze citaties zijn niet altijd 100% accuraat.