Bacchiocchi, S. (1977). From Sabbath to Sunday: A historical investigation of the rise of Sunday observance in early Christianity. Pontifical Gregorian University Press : distributed in the USA by the author.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bacchiocchi, Samuele. From Sabbath to Sunday: A Historical Investigation of the Rise of Sunday Observance in Early Christianity. Rome: Pontifical Gregorian University Press : distributed in the USA by the author, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bacchiocchi, Samuele. From Sabbath to Sunday: A Historical Investigation of the Rise of Sunday Observance in Early Christianity. Pontifical Gregorian University Press : distributed in the USA by the author, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.