SUNDHARAM, K.P.M. VAISH, M.C. <br/><br/>
PRINCIPLES OF ECONOMICS 

 - 13rd Ed. 
 - New Delhi  Vikas Publishing House Pvt. Ltd, New Delhi   1973 
<br/><br/><label>ISBN: </label>0 7069 0285 8 
<br/><br/><label>Dewey Class. No.: </label>330.1  / SUN/PR