Indian standard guidelines to establish a value en 

 - Delhi  Bureau of Indian Standards India        1987 
 - 21p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cost Accounts
<br/><br/><label>Dewey Class. No.: </label>X;8KK, M7