TY  - BOOK
AU  - Barnett, Raymond A.
TI  - Precalculus: functions and graphs
SN  - 9780071233736
AV  - QA 331.3 .B38 2003
U1  - HS 512.1 
PY  - 2001///
CY  - USA
PB  - Mc GrawHill, 
KW  - Functions
KW  - Algebra
KW  - Graphic methods
ER  -