TY  - BOOK
AU  - Krauskopf Konrad B
TI  - Introduction to geochemistry
T2  - McGraw Hill International Series in the Earth and Planetary Sciences
U1  - H:E, K7;L9;1 
PY  - 1979///
CY  - New York    
PB  -  McGraw Hill       
KW  - Geology
ER  -