Chauhan M.S. 
Extension Education : at a Glance. Ed. 2 
 - Ed. 2 
 - Udaipur  Agrotech Publishing Academy  2013 
 - 384p 
Chauhan M.S. & Somani L.L.: Extension Education : at a Glance. Ed. 2.  (Ed. 2)  Udaipur.  Agrotech Publishing Academy, 2013. 81-8321-317-0 Rs. 1800.00--(630.715CHA)   
ENGLISH 
81-8321-317-0 
630.715  / CHA