TY  - BOOK
AU  - Cohen,David
TI  - Precalculus with unit-circle trigonometry
SN  - 0314668136
AV  - QA331.3 .C64 1990
PY  - 1990///
CY  - St. Paul
PB  - West Pub. Co.
KW  - Functions.
KW  - Algebra.
KW  - Trigonometry.
N1  - Half title: Precalculus.
ER  -