Sundharam, K.P.M. <br/><br/>
Principles of economics 
by K. P. M. Sundharam and M. C. Vaish  
 - 13th ed. 
 - [s.l.]  [s.n.]  1979 
 - xv,772p. : ill, fig.;  26cm 
<br/><br/><label>Dewey Class. No.: </label>330  / SUN