TY  - BOOK
AU  - Hadley, William S.
AU  - Raith, Mary Lynn.
TI  - Bridge to algebra: cognitive tutor student text
SN  - 1-932409-43-2
U1  - DC 512 H11 2005 
PY  - 2005///
CY  - Pittsburgh, PA
PB  - Carnegie Learning
KW  - Algebra
N1  - Includes index
ER  -