Mukhopadhyay, A <br/><br/>
Crops, costs and variations  an investigation based of farm management studies 

 - Delhi  Mittal publications  1990 
 - xxxii,415p.; 22cm. 
<br/><br/><label>ISBN: </label>8170992478 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crops, Costs<br/>Monetary cost<br/>Pre technological change