TY  - BOOK
AU  - Larson,Roland E.
AU  - Hostetler,Robert P.
AU  - Edwards,Bruce H.
TI  - College algebra: a graphing approach 
PY  - 1993///
CY  - Lexington, MA
PB  - Heath
KW  - Algebra
KW  - Graphic methods
N1  - Includes appendixes and indexes
ER  -