TY  - BOOK
AU  - Littell,McDougal
TI  - Gateways to mathematical investigations
SN  - 0812384768
AV  - QA 154.2 .G38
PY  - 1994///
CY  - Dallas
PB  - McDougal,Littell & Co.
KW  - Algebra
KW  - Geometry
ER  -