Singh, Surendra, <br/><br/>
Energy in production agriculture / 
Surendra Singh & J.P. Mittal. 
 - New Delhi, India :  Mittal Publications,  1992 
 - x, 166 p. :  ill.   22 cm. 
<br/><br/>Includes bibliographical references (p. [157]-162) and index. 
<br/><br/> Study with reference to Punjab. 
<br/><br/><label>ISBN: </label>8170994071 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Energy consumption
<br/><br/><label>Universal Decimal Class. No.: </label>338.17