TY  - BOOK
AU  - Larson, Roland E.
AU  - Hostetler, Robert P.
AU  - Munn, Anne V.
TI  - College algebra: concepts and models
U1  - 512 
PY  - 1992///
CY  - Lexington, MA.
PB  - D.C.Heat and Company
KW  - Álgebra
ER  -