TY  - BOOK
AU  - Posamentier, Alfred S.
AU  - Salkind, Charles T.
TI  - Challenging problems in geometry
SN  - 9780486691541
U1  - 516.0076 
PY  - 1988///
CY  - New York
PB  - Dover Publications
KW  - Geometry -- Problems, exercises, etc
ER  -