TY  - BOOK
AU  - Bittinger, Marvin L.
AU  - Beecher, Judith A.
AU  - Ellenbogen, David
AU  - Penna, Judith A.
TI  - Precalculus: graphs and models
SN  - 9780201694420
AV  - QA 154.2 .A3124 1996
PY  - 1996///
CY  - Massachusetts (Reading)
PB  - Addison-Wesley
KW  - Algebra
KW  - graphic methods
KW  - Trigonometry
N1  - Includes index
ER  -