TY  - BOOK
AU  - Elans,I.O.
TI  - The observer's book of Geology
U1  - 550 
PY  - 0000///[n.d.]
CY  - London
PB  - Frederick Warne
KW  - Geology
KW  - Fossils
KW  - Minerals
KW  - Rocks
N1  - Includes index
ER  -