Chopra;P.N. <br/><br/>
Principal of Economics  English 

 - Ludhiana  Kalyani Publishers  1996 
 - V.pg 
<br/><br/><label>ISBN: </label>81-7096-622-8 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330.C34P