Não informado. (1943). Education for Teaching. National Association of Teachers in Further and Higher Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Education for Teaching. London: National Association of Teachers in Further and Higher Education, 1943.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Education for Teaching. National Association of Teachers in Further and Higher Education, 1943.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.