TY  - BOOK
AU  - Kimberling,Clark
TI  - Geometry in action: a discovery approach using the Geometer's Sketchpad 
SN  - 1931914028 (pbk.)
AV  - QA 445 .K556 2003
U1  - 516 21
PY  - 2003///
CY  - Emeryville, CA
PB  - Key College Pub.
KW  - Geometer's Sketchpad
KW  - Geometry
N1  - Includes bibliographical references and index
UR  - http://www.loc.gov/catdir/enhancements/fy0813/2002030186-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy0813/2002030186-t.html
ER  -