Instructions to contractors for preparation and submission of bills / 
Ministry of foreign trade and supply directorate general of supplies and disposals 
 - Delhi :  Govt. of India Press ,  1969 
 - 27 p.  ;  25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Corporations--India
<br/><br/><label>Dewey Class. No.: </label>658.7