TY  - BOOK
AU  - Wright Franklin D.
TI  - Prealgebra: a worktext. 
SN  - 0669418145
AV  - QA39.3.W7 1997 
PY  - 1997///
CY  - Boston MA.
PB  - Houghton Mifflin Company
KW  - Mathematics
N1  - Includes index
ER  -