K.N. Singh <br/><br/>
Research in extension education : For accelerating development process 

 - New Delhi  Indian Society of Extension Education  1970 
 - 496p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURAL EXTENTION
<br/><br/><label>Dewey Class. No.: </label>630.71505  / IJEE