TY - BOOK AU - Khare,Harish Chandra AU - Guide:Dahama,O.P TI - A study of the problems of coordination among the various extension officers working at the block level U1 - 630.7 PY - 1964/// CY - Jabalpur PB - Jawaharlal Nehru Krishi Vishwavidyalaya Jabalpur KW - Extension Education ER -