TY  - BOOK
TI  - Survey of world iron ore resources: occurrence and appraisal: report of a panel of experts appointed by the Secretary-General 
U1  - 622.1 
PY  - 1970///
CY  - New York
PB  - United Nations
KW  - Iron ores
KW  - Iron mines and mining
N1  - "United Nations publication. Sales no.: E.69. II.C. 4."; Includes bibliographical references
ER  -