TY  - BOOK
AU  - Allaby,Ailsa
AU  - Allaby,Michael   .
TI  - A dictionary of earth sciences / 
SN  - 0192800795
U1  - 550.3 
PY  - 1990///
CY  - New Delhi : 
PB  - Oxford University Press , 
KW  - DICTIONARY-EARTH SCIENCE
N1  - Includes appendix & bibliography
ER  -