Grossnickle, Foster E. 1896-
Discovering meanings in arithmetic / Foster E. Grossnickle [and] Leo J. Brueckner. - New York Winston c1959 - v, 442 p. : ill. ; 25 cm.
Includes index.
59007526
Arithmetic--Study and teaching.
QA135 / .G756
510.7 / GRD
Discovering meanings in arithmetic / Foster E. Grossnickle [and] Leo J. Brueckner. - New York Winston c1959 - v, 442 p. : ill. ; 25 cm.
Includes index.
59007526
Arithmetic--Study and teaching.
QA135 / .G756
510.7 / GRD