TY  - BOOK
AU  - Cohen,David
AU  - Lee,Theodore
AU  - Sklar,David
TI  - Precalculus: a problems-oriented approach 
SN  - 0534402127
AV  - QA39.3 .C64 2005
PY  - 2005///
CY  - Belmont, CA
PB  - Thomson-Brooks/Cole
KW  - Mathematics
N1  - Includes index
ER  -