Não informado. (1965). English Education. National Council of Teachers of English.
Chicago-referens (17:e uppl.)Não informado. English Education. Urbana, Ill: National Council of Teachers of English, 1965.
MLA-referens (8:e uppl.)Não informado. English Education. National Council of Teachers of English, 1965.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.