TY  - BOOK
AU  - Koelle,Ruth
AU  - Confort,Patricia
TI  - Elementary algebra: a cumulative approach 
SN  - 0534941044 (acidfree paper)
AV  - QA152.2QA152.2 .K64 1996.K64
U1  - 512.9 20
PY  - 1996///
CY  - Boston
PB  - PWS Pub. Co.
KW  - Algebra
N1  - Includes index
ER  -