Sarkar, B. K. (1912). The science of history and the hope of mankind. Longmans, Green, and Co..
Dyfyniad Arddull ChicagoSarkar, Benoy Kumar. The Science of History and the Hope of Mankind. London, New York [etc.]: Longmans, Green, and Co., 1912.
Dyfyniad MLASarkar, Benoy Kumar. The Science of History and the Hope of Mankind. Longmans, Green, and Co., 1912.
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