Developing computational skills /
Marilyn N. Suydam, 1978 yearbook editor, Robert E. Reys, general yearbook editor.
- Reston, Va. : National Council of Teachers of Mathematics, c1978.
- viii, 245 p. : ill. ; 24 cm.
- Yearbook - National Council of Teachers of Mathematics ; 1978 .
- Yearbook (National Council of Teachers of Mathematics) ; 1978. .
Includes index.
0873531213
77028831
Arithmetic--Study and teaching.
QA1 QA135.5 / .N3 1978
510.7 / SUD
Includes index.
0873531213
77028831
Arithmetic--Study and teaching.
QA1 QA135.5 / .N3 1978
510.7 / SUD