TY  - BOOK
AU  - Barnes John W
TI  - Basic geological mapping
T2  - Geological Society of London handbook series
SN  - 0471932027 (pbk)
U1  - H:(U11), N1   TH 
PY  - 1991///
CY  - New York    
PB  -  John Wiley Sons      
KW  -  Cartography
KW  -  Geological Mapping
KW  - Geology
ER  -