TY  - BOOK
AU  - Chowdhury, M. K. Roy
TI  - Records of the geological survey of India (Vol.107, Part I): annual general report of the geological survey of India for the year 1972-73
U1  - 555.4 21st
PY  - 1979///
CY  - New Delhi
PB  - Govt. of India
KW  - GEOLOGY; STRATIFICATIONS
ER  -