S.K.Roy Chowdhry; ed <br/><br/>
Encyclopaedia of economic development    Agriculture  productivity and rural economy  Vol-15 

 - New Delhi<br/>  Akasheddp Publishing House  1991 
 - 339p 
<br/><br/><label>ISBN: </label>8171582028 
<br/><br/><label>Dewey Class. No.: </label>330.03  / ENC