Tyagi, B.P. <br/><br/>
Economic systems 
by B.P. Tyagi 
 - Meerut  Jai Prakash Nath  1977 
 - 264p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>T1 T952