TY  - BOOK
AU  - Swanson,Todd
AU  - Keeley,Robert
AU  - Andersen,Janet
TI  - Precalculus: a study of functions and their applications 
SN  - 0030249643
AV  - QA331.3  .S92 2001
PY  - 2001///
CY  - Clifton Park, NY
PB  - Brooks/Cole
KW  - Functions
ER  -