Não informado. (1948). Education. Department of Education, School Publications Branch.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Education. Wellington: Department of Education, School Publications Branch, 1948.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Education. Department of Education, School Publications Branch, 1948.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.