English, Richard 1957
Teaching calculation : audit and test / Richard English; Series editor, Alice Hansen - Thousand Oaks : SAGE Publications Inc., 2013. - viii, 88 pages : illustrations.
Includes bibliographical references
9781446272770
Arithmetic--Study and teaching (Elementary)
QA 139 / ENG 2013
Teaching calculation : audit and test / Richard English; Series editor, Alice Hansen - Thousand Oaks : SAGE Publications Inc., 2013. - viii, 88 pages : illustrations.
Includes bibliographical references
9781446272770
Arithmetic--Study and teaching (Elementary)
QA 139 / ENG 2013