TY - BOOK AU - D.N. Kherdekar TI - Agricultural engineering for extension workers U1 - 631.3 PY - 1959/// CY - New Delhi PB - Directorate of Extension Ministry of Food and Agriculture N1 - D.N. Kherdekar: Agricultural engineering for extension workers. New Delhi. Directorate of Extension Ministry of Food and Agriculture, 1959.--(631.3KHE) ER -