Merton, Elda L.
More about numbers / Elda L. Merton and Leo J. Brueckner. - New York : Holt, Rinehart And Winston, c 1959. - 160 p. : ill. ; 19 x 26 cm. - Winston arithmetics. .
314 314
Arithmetic -- Study and teaching (Primary).
372.7 / M558m
More about numbers / Elda L. Merton and Leo J. Brueckner. - New York : Holt, Rinehart And Winston, c 1959. - 160 p. : ill. ; 19 x 26 cm. - Winston arithmetics. .
314 314
Arithmetic -- Study and teaching (Primary).
372.7 / M558m