Problem Solving in Arithmetic.

Stevens, B. A.

Bloomington, Ill. : Periodicals Archive Online (PAO)
Published 1932

ISSN:	0022-0671
Topics:	Education
URL:	http://gateway.proquest.com/openurl?url_ver=Z39.88-2004&res_dat=xri:pao:&rft_dat=xri:pao:article:1123-1932-025-04-000002