Κανονική προβολή Προβολή MARC Προβολή ISBD

Modern arithmetic through discovery / Robert Lee Morton ... [et al.]. - Morristown, N.J.: Silver Burdett, c1962-. - vii, 362 p. ; 24 cm.

Subjects--Topical Terms:
Mathematics--Study and teaching (Elementary)
Arithmetic--Study and teaching (Elementary)

Dewey Class. No.: 372.7