TY  - BOOK
AU  - Alarcon, Ignacio.
TI  - Problem supplement for Cohen's Precalculus: a problems-oriented approach, fifth edition and Precalculus with unit-circle trigonometry, third edition
SN  - 0534391419
U1  - 510 A321 22
PY  - 2002///
CY  - Pacific Grove, CA
PB  - Brooks/Cole
KW  - Calculus
KW  - Problems, exercise, etc
KW  - Mathematical analysis
KW  - Mathematics
ER  -