Lal, R. B., & Seal, S. C. (1949). General rural health survey, Singur Health Centre, 1944. Printed by Govt. of India Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLal, Ram Behari, और S. C. Seal. General Rural Health Survey, Singur Health Centre, 1944. Calcutta: Printed by Govt. of India Press, 1949.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLal, Ram Behari, और S. C. Seal. General Rural Health Survey, Singur Health Centre, 1944. Printed by Govt. of India Press, 1949.
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