(1883). Letter, To: "My Dear Nann," From: "Mother," December 6, 1883.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Letter, To: "My Dear Nann," From: "Mother," December 6, 1883. 1883.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Letter, To: "My Dear Nann," From: "Mother," December 6, 1883. 1883.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.