TY  - BOOK
AU  - Van Der Wal,H.R.
AU  - Commitee for Co-Ordination of Joint Prospecting for Mineral Resources in Asian Areas (CCOP)
TI  - Prospecting Offshore Placers: Drilling Ships, Equipment and Positioning Techniquies: by H.R. Van Der Wal
PY  - 1980///
CY  - Bangkok, Thailand
PB  - Commitee for Co-Ordination of Joint Prospecting for Mineral Resources in Asian Areas (CCOP)
KW  - Economic geology
KW  - Drill equipment and Offshore Placers
KW  - Asian
ER  -