Committee of the Six National Nursing Organizations on Unification of Accrediting Activities & National Nursing Accrediting Service. (1949). Manual of accrediting educational programs in nursing. National League of Nursing Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Committee of the Six National Nursing Organizations on Unification of Accrediting Activities و National Nursing Accrediting Service. Manual of Accrediting Educational Programs in Nursing. New York: National League of Nursing Education, 1949.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Committee of the Six National Nursing Organizations on Unification of Accrediting Activities و National Nursing Accrediting Service. Manual of Accrediting Educational Programs in Nursing. National League of Nursing Education, 1949.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.