Não informado. (1964). Canadian education index. Canadian Education Association.
Chicago-referens (17:e uppl.)Não informado. Canadian Education Index. Toronto, Canada: Canadian Education Association, 1964.
MLA-referens (8:e uppl.)Não informado. Canadian Education Index. Canadian Education Association, 1964.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.