TY  - BOOK
AU  - Schneer, Cecil J..
TI  - Crystal form andd structure / 
SN  - 0-470-98937-8
U1  - H1:8 
PY  - 1979///
CY  - Pennsylvnia : 
PB  - Dowden,Hutchingo & Ross,Inc. , 
KW  - Earth Science
ER  -