TY  - BOOK
AU  - Verma, Ajit Ram
AU  - Krishna, P.
TI  - POLYMORPHISM AND POLYTYPISM IN CRYSTALS
U1  - 548.8 
PY  - 1966///
CY  - N. Y.
PB  - Wiley
KW  - Polymorphism
KW  - Crystallography
ER  -