TY  - BOOK
ED  - India. Planning Commission. CCommittee on Natural Resources
TI  - Studies on the investigation of copper, lead, zinc and antimony bearing regions of India and the competitive position ofIndian ilmenite in world markets
U1  - 338.2743 
PY  - 1968///
CY  - Delhi
PB  - Manager of Publications
KW  - Production economics
ER  -