TY  - BOOK
AU  - Billings,Marland Pratt
TI  - Structural geology
SN  - 9788120300590
AV  - QE601 .B5 1972
PY  - 1972///]
CY  - New Delih.
PB  - PHI Learning Private Limited
KW  - Geology, Structural
ER  -