TY  - BOOK
AU  - Swokowski,Earl William
TI  - Precalculus: functions and graphs 
SN  - 0534920861
AV  - QA331.3 .S95 1990
U1  - 512/.1 20
PY  - 1990///
CY  - Boston
PB  - PWS-Kent Pub. Co.
KW  - Functions
KW  - Algebra
KW  - Graphic methods
KW  - Trigonometry
N1  - Includes index
ER  -