TY  - BOOK
AU  - Philpotts, A.R.
TI  - Petrography of igneous and metamorphic rocks
SN  - 9788123926650
U1  - 552.4 
CY  - New delhi
PB  - CBS publishers & distributor pvt.ltd.
KW  - METAMORPHIC ROCKS
KW  - PETROGRAPHY
ER  -