TY  - BOOK
AU  - Lindgren, C. Ernesto S.
AU  - Slaby, Steve M.
TI  - FOUR DIMENSIONAL DESCRIPTIVE GEOMETRY
U1  - 515 
PY  - 1968///
CY  - New York
PB  - Mcgraw-Hill
KW  - Hyperspace
KW  - Geometry, Descriptive
N1  - Bibliography : P. 123-124
ER  -