India. West Bengal. Director of Census Operations & Ghosh, S. N. (1986). Census of India, 1981. Series 22 West Benga: General economic tables (tables B-21 and B-22). The Controller of Publications, Civil Lines.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিIndia. West Bengal. Director of Census Operations এবং S. N. Ghosh. Census of India, 1981. Series 22 West Benga: General Economic Tables (tables B-21 and B-22). The Controller of Publications, Civil Lines, 1986.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিIndia. West Bengal. Director of Census Operations এবং S. N. Ghosh. Census of India, 1981. Series 22 West Benga: General Economic Tables (tables B-21 and B-22). The Controller of Publications, Civil Lines, 1986.
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