TY  - BOOK
AU  - Govett,G.J.S.(Gerald James Spurgeon),1932-
AU  - Govett,M.H.
TI  - World mineral supplies: assessment and perspective 
SN  - 0444413669
PY  - 1976///
CY  - Amsterdam
PB  - Elsevier Science
KW  - Mines and mineral resources
N1  - Bibl. - Index
ER  -