TY  - BOOK
AU  - Johnston,C.L
TI  - Essential algebra: the community college of allegheny county section 090 / 
SN  - 0534200982
AV  - QA152.2 J63 2003
PY  - 2003///
CY  - Wadsworth
PB  - Wadsworth group
N1  - Includes index
ER  -