TY  - BOOK
AU  - Siede George
AU  - Preis Donna
TI  - Shapes
T2  - Active minds
SN  - 1561734810
AV  - JUV 01601 
U1  - 516 
PY  - 1992///
CY  - Lincolnwood, Ill.
PB  - Publications International
KW  - Geometry
KW  - Juvenile literature
ER  -