TY  - BOOK
AU  - Swokowski,Earl W.
AU  - Cole,Jeffery A.
TI  - Precalculus: functions and graphs 
SN  - 0534384617 :
AV  - QA331.3 .S96 2002
PY  - 2002///
CY  - Pacific Grove, CA
PB  - Thomson Learning
KW  - Functions
KW  - Algebra
KW  - Graphic methods
ER  -