Grossnickle, Foster E.
Discovering meanings in arithmetic / Foster E. Grossnickle and Leo J. Brueckner. - Philadelphia : Winston, c 1959. - iv, 442 p. : ill. ; 25 cm.
Includes index.
340 340
15
Arithmetic--Study and teaching.
511.07 / G914d
Discovering meanings in arithmetic / Foster E. Grossnickle and Leo J. Brueckner. - Philadelphia : Winston, c 1959. - iv, 442 p. : ill. ; 25 cm.
Includes index.
340 340
15
Arithmetic--Study and teaching.
511.07 / G914d