TY  - BOOK
AU  - Blatt,Harvey
AU  - Tracy,Robert J.
AU  - Owens,Brent E.
TI  - Petrology: igneous, sedimentary, and metamorphic 
SN  - 0716737434
PY  - 2006///
CY  - New York
PB  - W.H. Freeman
KW  - Petrology
ER  -