Industry, T. B. C. o. C. a. (1993). Eastern India: the complete data base: Incorporating comparative data on other regions and major states outside the eastern region. The Bengal Chamber of Commerce and Industry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndustry, The Bengal Chamber of Commerce and. Eastern India: The Complete Data Base: Incorporating Comparative Data on Other Regions and Major States Outside the Eastern Region. The Bengal Chamber of Commerce and Industry, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndustry, The Bengal Chamber of Commerce and. Eastern India: The Complete Data Base: Incorporating Comparative Data on Other Regions and Major States Outside the Eastern Region. The Bengal Chamber of Commerce and Industry, 1993.
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