National sample survey : twentieth round July 1965-Jane 1966 / Cabinet Secretriat, Government of india. - New Delhi : Manager Government of India Press, 1950. - 104p. ; 28cm. Contents:Vol.197.tables with notes on household distributive trade Subjects--Topical Terms: Economic surveys--India -- 1965-66.India--Economic conditions.Economics--Statistical methods.Trade in housing Retail trade surveys Sampling(Statistics).--India --India Dewey Class. No.: G 338.9540723