Tea Manufacturing and Marketing Consultants, C. (1979). Techno-Economic Survey of Darjeeling Tea Industry. TM and MC Pvt. Ltd.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTea Manufacturing and Marketing Consultants, Calcutta. Techno-Economic Survey of Darjeeling Tea Industry. TM and MC Pvt. Ltd, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTea Manufacturing and Marketing Consultants, Calcutta. Techno-Economic Survey of Darjeeling Tea Industry. TM and MC Pvt. Ltd, 1979.
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