National Inst. Of Agricultural Extension Management , Hyderabad : Farmer;s Participation In Agricultural Research And Extension Systems 

 - New Delhi  Concept Pub. Co.  1997 
 - 271p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>JOY142b4
<br/><br/><label>Dewey Class. No.: </label>JOY142b4  / M7