TY  - BOOK
AU  - Ehlers,Ernest G
AU  - Blatt,Harvey
TI  - Petrology : Igneous Sedimentary and Metamorphic
SN  - 81-239-1032-0
U1  - 552 
CY  - New Delhi
PB  - CBS Publishers
KW  - Geology - Petrology; Igneous Sedimentary - Metamorphic
ER  -