Daboll, N. (1811). Daboll's Schoolmaster's assistant, improved and enl: Being a plain, practical system of arithmetic: adapted to the United States (Stereotype ed.).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Daboll, Nathan. Daboll's Schoolmaster's Assistant, Improved and Enl: Being a Plain, Practical System of Arithmetic: Adapted to the United States. Stereotype ed. Norwich ., 1811.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Daboll, Nathan. Daboll's Schoolmaster's Assistant, Improved and Enl: Being a Plain, Practical System of Arithmetic: Adapted to the United States. Stereotype ed. 1811.
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