Teaching Arithmetic we need
By: Guy T. Buswell, William A. Brownell, Irene Sauble.
Contributors: Brownell, William A. 1895-1977.; Sauble, Irene.; Buswell, Guy T. 1891-
Publisher: Ginn
Published: 1955
Place of publication: Boston
Language: eng
Subjects: Arithmetic -- Study and teaching (Elementary)
Other titles: Arithmetic we need.