TY  - BOOK
AU  - Correns,Carl W.
AU  - Johns,William D
TI  - Introduction to mineralogy: Crystallography and petrology 
PY  - 1969///
CY  - London, Berlin
PB  - George Allen & Unwin Ltd., Springer-Verlag
KW  - Petrology
KW  - Mineralogy
KW  - Crystallography
N1  - Includes bibliogr. references and index
ER  -