Singh, Surendar . Technological transformation in agriculture / by Surendar Singh. - New Delhi : Ariana publishing house , 1984. - iv, 224p. : table and charts ; 24cm. 1 CD . Includes bibliographi and index ISBN: Rs. 90.00 (Hb) Subjects--Index Terms: AGRICULTURE Dewey Class. No.: 338.1609544 / SIN/T