TY  - BOOK
AU  - Hirch,L.
AU  - Goodman,Arthur
TI  - Understanding intermediate algebra: a course for college students 
U1  -  512.9 21
PY  - 1990///
CY  - New York
PB  - West publishing company
KW  - Algebra
KW  - Toán học
KW  - Đại số
ER  -