TY  - BOOK
AU  - Bertin,Leon,1896-1956a
TI  - Larousse encyclopedia of the earth
PY  - 1961///
CY  - London
PB  - Paul Hamlyn
KW  - Earth
KW  - Geology
KW  - Physical geography
KW  - Mines and mineral resources
N1  - Translated by R. Bradshaw and Mary M. Owen from La terre, notre planete
ER  -