The learning of mathematics : its theory and practice /
edited by Howard F. Fehr.
- Washington : National Council of Teachers of Mathematics, 1953.
- ix, 355 p. : ill. ; 24 cm.
- Its Yearbook ; 21 .
Includes bibliographical references and index.
53001499
Mathematics--Study and teaching.
QA1 / .N3 21st
510.1 / NAL
Includes bibliographical references and index.
53001499
Mathematics--Study and teaching.
QA1 / .N3 21st
510.1 / NAL