AHUJA, G.K. ARORA, M.N. KHANNA, B.S. PANDEY, I.M. <br/><br/>
PRACTICAL COSTING 

 - 3rd Ed. 
 - New Delhi  S. Chand and Sons, New Delhi   1983 
<br/><br/><label>Dewey Class. No.: </label>657.420 28  / KHA/A