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