{"source":"website","style":"apa","website": {"title":"The Mathematics teacher" },"contributors": [{"function":"author","last":"National Council of Teachers of Mathematics.,"} ],"pubtype": {"main": "pubonline"},"pubonline": {"title":"The Mathematics teacher","url":"http://search.proquest.com/publication/41299"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"1151058908","issn":"2330-0582"}