India(govt. Of..........) Heavy Industries & Public Enterprises(ministry Off........) Public Enterprises(deptt. Of...........) <br/><br/>
Public enterprises survey 1999-2000 
India(govt. Of..........) Heavy Industries & Public Enterprises(ministry Off........) Public Enterprises(deptt. Of...........) 
 - New Delhi  New Delhi, Govt. of India  2000 
 - 249p 
 -  Vol.1,2,3 .
<br/><br/><label>Source: </label>Textbook