Annual report 1979, 80- 81 

 - New Delhi   The Minerals and Metals Trading Corporation of India ltd.   1980 
<br/><br/> 1979-80 (72p); 1980-81(81p) 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(H1),h,2,N80-N79r, M