TY  - BOOK
AU  - Pjilpotts, Anthony R.
TI  - Petrography of Igneous and Metamorphic Rocks
SN  - 9788123926650
U1  - 552.1 
PY  - 1989///
CY  - New Delhi
PB  - CBS Publishers & Distributors Pvt. Ltd.
ER  -