TY  - GEN
AU  - 
TI  - Discovering calculus with the graphing calculator 
SN  - 0471009741
U1  - 515 
PY  - 1996///
CY  - New York, Chichester
PB  - Wiley
KW  - Calculus
KW  - Data processing
KW  - Graphic calculators
ER  -