Mukhopadhyay , Arun <br/><br/>
Agriculture extension a field study 
by Arun Mukhopadhyay 
 - Calcutta   The minerva associates   1971 
 - 235p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330  / MUK