Mukhopadhyay,Arun <br/><br/>
Agricultural extension a field study 

 - Calcutta  Minerva Associates  1971 
 - xv,235p. 
<br/><br/><label>Subjects--Index Terms: </label>agriculture  extension 
<br/><br/><label>Dewey Class. No.: </label>338.43  / MUK