TY  - BOOK
AU  - Larson, Roland E.
AU  - Hostetler, Robert P.
AU  - Edwards, Bruce H.
AU  - Heyd, David E.
TI  - Precalculus: A graphing approach
SN  - 0669417599
AV  - QA 331.3 .L37 1997 
PY  - 1997///
CY  - New York
PB  - Houghton Mifflin company
KW  - Functions
KW  - Algebra
KW  - Trigonometry
N1  - Includes index
ER  -