TY  - BOOK
AU  - Hatch, F.H. 
AU  - Wells, A.K. 
TI  - Petrology of the igneous rocks 
SN  - 8123910398
U1  - 552.1 
PY  - 2016///
CY  - New Delhi
PB  - CBS publishers
KW  -  Igneous rocks l Petrology l Geology
ER  -