TY  - GEN
AU  - Susan N. Friel, grades 6-8 editor.
TI  - Navigating through geometry in grades 6-8
T2  - Principles and standards for school mathematics navigations series
SN  - 0873535138
PY  - 2002///
CY  - [S.l.]
PB  - National Council of Teachers of Mathematics
UR  - 000010/00001001.jpg
ER  -