Agarwala, S.K. <br/><br/>Principles of economics/ S.K Agarwala.  -- New Delhi;  Excel Books.,  2007. <br/>x, 279 p.;  ill.  25 cm. <br/><br/> Includes indexes. <br/><br/><label>ISBN: </label>8174465553 <br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.<br/><br/><label>Dewey Class. No.: </label>GSL 330 A15 2007