TY  - BOOK
AU  - Bertin, Leon
AU  - 
TI  - new larousse encyclopaedia of the earth
U1  - 551.1(03) 
PY  - 1972///
CY  - London
PB  - Hamlyn
KW  - Physical geology
KW  - Geology
KW  - Earth
KW  - Atmosphere
ER  -