New directions for elementary school mathematics /
New directions for elementary school mathematics /
Paul R. Trafton, 1989 yearbook editor.
- Reston, Va. : National Council of Teachers of Mathematics, 1989.
- viii, 245 pages : illustrations ; 24 cm.
- Yearbook / National Council of Teachers of Mathematics, 1989 0077-4103 ; .
- Yearbook (National Council of Teachers of Mathematics) ; 1989. .
Includes bibliographical references.
0873532724
\\\91106394
372.7
Includes bibliographical references.
0873532724
\\\91106394
372.7