Shafi, Mohammad, 1924- Agricultural productivity and regional imbalances : a study of Uttar Pradesh / Mohammad Shafi. - New Delhi : Concept, 1984. - xxiii, 345 p. : ill., maps ; 22 cm. Includes index. Bibliography: p. [325]-337. Subjects--Topical Terms: Agriculture--Economic aspects--India--Uttar Pradesh. Dewey Class. No.: 338.1 / SHA 1984