Fehr, Howard F. (Howard Franklin), 1901- Fehr, Howard F. (Howard Franklin), 1901-
Contemporary mathematics for elementary teachers /
[by] Howard F. Fehr [and] Thomas J. Hill.
- Boston : Heath, [1966]
Includes bibliographical references.
66018438 //r66
Arithmetic -- Foundations.--Arithmetic -- Foundations.
QA248.3 / .F38
510.02437