Não informado. (1971). Art Teacher. National Art Education Association.
Chicago-referens (17:e uppl.)Não informado. Art Teacher. Reston, Va: National Art Education Association, 1971.
MLA-referens (8:e uppl.)Não informado. Art Teacher. National Art Education Association, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.