TY  - BOOK
AU  - ALBERT JOHANNSEN
TI  - A DESCRIPTIVE PETROGRAPHY OF THE IGNEOUS ROCKS
U1  - GN55.1J598D 
PY  - 1932///
CY  - BOMBAY
PB  - ALLIED PACIFIC PRIVATE LTD.
KW  - A DESCRIPTIVE PETROGRAPHY OF THE IGNEOUS ROCKS
ER  -