Objective Agricultural Economics  for JRF, SRF, ARS, NET, SLET, Civil Services & Other Competitive Examinations/ 
K.N. Ravi Kumar 
 - 2nd ed. 
 - New Delhi:  Daya Publishing House,  2012. 
 - 872 
<br/><br/><label>ISBN: </label>817035790X 
<br/><br/><label>Dewey Class. No.: </label>338.1  / KUM /