TY  - BOOK
AU  - Safier, Fred.
TI  - Theory and problems of precalculus
SN  - 9780071508643
U1  - 512.1 21
PY  - 2009///
CY  - New York
PB  - McGraw-Hill
KW  - Engineering
KW  - Trigonometry
KW  - Algebra
N1  - Includes index
ER  -