Bengal Chamber of Commerce and Industry, C. (1973). Supplement to West Bengal: An analytical study. Oxford and IBH Pub. Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBengal Chamber of Commerce and Industry, Calcutta. Supplement to West Bengal: An Analytical Study. Oxford and IBH Pub. Co, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBengal Chamber of Commerce and Industry, Calcutta. Supplement to West Bengal: An Analytical Study. Oxford and IBH Pub. Co, 1973.
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