TY  - BOOK
AU  - Billings,Marl
AU  - P.
TI  - STRUCTURAL GEOLOGY
SN  - 8120300599
U1  - 551.8 
PY  - 1972///
CY  - 
PB  - Prentice Hall Of India Pvt. Ltd., New Delhi
KW  - Geology, Structural
ER  -