Singh, Surendra and MittaL, J.P. <br/><br/>
Energy in production agriculture 

 - New Delhi  ; Mittal Publications  , 1992 
 - x,166p. 
<br/><br/><label>ISBN: </label>8170994071  250 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics<br/>Energy
<br/><br/><label>Dewey Class. No.: </label>333.79  / SIN