TY  - BOOK
AU  - O'Daffer,Phares G.
AU  - Clemens,Stanley R.
TI  - Geometry: an investigative approach 
SN  - 0201217953
AV  - QA445 .O42 1991
U1  - 516 20
PY  - 1992///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - Geometry
N1  - Includes bibliographical references (p. 437-445) and index
ER  -