Khanka, S. (1988). Labour force, employment and unemployment in a backward economy: A study of Kumaon region in U.P. Himalaya Pubs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKhanka, S.S. Labour Force, Employment and Unemployment in a Backward Economy: A Study of Kumaon Region in U.P. Himalaya Pubs, 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKhanka, S.S. Labour Force, Employment and Unemployment in a Backward Economy: A Study of Kumaon Region in U.P. Himalaya Pubs, 1988.
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