TY  - BOOK
AU  - Edwards,Bruce H.
AU  - Zook,Dianna L.
TI  - Study and Solutions Guide for Precalculus: a graphing approach 
SN  - 0669285013
U1  - 512.15 22
PY  - 1993///
CY  - Lexington
PB  - D. C. Heath and Company
KW  - Precalculus
KW  - graphing approach
ER  -