TY  - BOOK
AU  - Krishnan m।s।
AU  - Krishnan m।s।
TI  - Introduction to the geology of india
U1  - 551।54/Kri 
PB  - Higginbotham & Com।Madras।
KW  - Krishnan m।s।
KW  - Introduction to the geology of india
ER  -