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

 - Calcutta  Minerva associates  1971 
 - xv,235p.; 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural extension work - Bengal ( India)<br/>Caltivation<br/>Labour and employment<br/>Socio economic factors