TY  - GEN
AU  - Johannesen,Albert
TI  - Descriptive petrography of the Igneous rocks 
U1  - 552.1 
PY  - 1932///
CY  - Bombay
PB  - Allied Pacific 
KW  - Rocks
KW  - Petrology
KW  - Geochemistry
N1  - ASI Library; v.2
ER  -