APA
CALCUTTA I. C. O. C., CALCUTTA I. C. O. C., . (1940). Annual report,1939. Calcutta: Indian Chamber of Commerce.
Chicago
CALCUTTA INDIAN CHAMBER OF COMMERCE, CALCUTTA INDIAN CHAMBER OF COMMERCE, . 1940. Annual report,1939. Calcutta: Indian Chamber of Commerce.
Harvard
CALCUTTA I. C. O. C., CALCUTTA I. C. O. C., . (1940). Annual report,1939. Calcutta: Indian Chamber of Commerce.
MLA
CALCUTTA INDIAN CHAMBER OF COMMERCE, CALCUTTA INDIAN CHAMBER OF COMMERCE, . Annual report,1939. Calcutta: Indian Chamber of Commerce. 1940.
