Wilson, Guy Mitchell, 1876- [from old catalog]
Teaching the new arithmetic; what to teach, how to teach it, provision for professional growth, - 1st ed. - New York and London, McGraw-Hill book company, inc., 1939. - xi, 458 p. illus., diagrs. 24 cm.
39011017
Arithmetic--Study and teaching.
QA135 / .W647
511 / WIT
Teaching the new arithmetic; what to teach, how to teach it, provision for professional growth, - 1st ed. - New York and London, McGraw-Hill book company, inc., 1939. - xi, 458 p. illus., diagrs. 24 cm.
39011017
Arithmetic--Study and teaching.
QA135 / .W647
511 / WIT