West Bengal (India). Bureau of Applied Economics and Statistics. (1971). Report on earners' survey, 1962 for Calcutta industrial area (excluding Calcutta).
Citace podle Chicago (17th ed.)West Bengal (India). Bureau of Applied Economics and Statistics. Report on Earners' Survey, 1962 for Calcutta Industrial Area (excluding Calcutta). [Calcutta], 1971.
Citace podle MLA (8th ed.)West Bengal (India). Bureau of Applied Economics and Statistics. Report on Earners' Survey, 1962 for Calcutta Industrial Area (excluding Calcutta). 1971.
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