TY  - BOOK
AU  - Burger, Dionys
AU  - Rheinboldt, Cornelie J.
TI  - SPHERELAND
U1  - 513.82 
PY  - 1965///
CY  - N. Y.
PB  - Crowell
KW  - Fourth Dimension
KW  - Sphere
KW  - Abbott, Edwin Abbott, 1838-1926. Flatland
ER  -