TY  - BOOK
AU  - Beecher,Judith A.
AU  - Penna,Judith A.
AU  - Bittinger,Marvin L.
TI  - Precalculus
SN  - 0201742446
PY  - 2002///
CY  - Boston
PB  - Addison Wesley
KW  - Algebra
KW  - Trigonometry
N1  - Includes index
ER  -