TY  - BOOK
TI  - Mineral deposit modeling
T2  - Memoir for 1:50 000 Geological Sheet 56W together with adjacent parts of Sheets 55E, 65W and 64E (Scotland)
SN  - 0-11-884546-2
PY  - 0000///s.d
CY  - Paris
PB  - Unesco
ER  -