TY  - BOOK
AU  - Penna, Judith A.
TI  - Introductory algebra: student's solutiona Manual 
SN  - 0201340232
AV  - QA 152.3 .B59 1999
PY  - 1999///
CY  - Massachusetts.
PB  - An imprint of addison wesley longman.
ER  -