O.S. Rathore 
Handbook of Extension Education 
 - Udaipur  Agrotech publishing academy  1999 
 - 128p 
O.S. Rathore; M.S. Chauhan; S.D. Dhakar & S.N. Ojha: Handbook of Extension Education.  Udaipur.  Agrotech publishing academy, 1999. 81-85680-32-9--(630.715RAT)   
ENGLISH 
81-85680-32-9 
630.715  / RAT