TY  - BOOK
AU  - Legg, C
TI  - Remote sensing and Go graphic information system: Geological mapping mineral exploration and mining  
SN  - 0137723369
AV  - QE33.2.R4.L3 1994 
PY  - 1994///
CY  - Chickester 
PB  - John wiley and sons
ER  -