Yadav, J.S <br/><br/>
Evaluation of agricultural extension :  A Study of Haryana / 
J.S. Yadav 
 - New Delhi  Concept  1992 
 - 207p 
<br/><br/><label>ISBN: </label>8170223865 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology<br/>Agriculture and related technologies<br/>Agriculture--Haryana
<br/><br/><label>Dewey Class. No.: </label>630.717  / YAD