Heckethorn, C. W. (1897). The printers of Basle in the XV. & XVI. centuries: Their biographies, printed books and devices. Unwin bros..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Heckethorn, Charles William. The Printers of Basle in the XV. & XVI. Centuries: Their Biographies, Printed Books and Devices. London: Unwin bros., 1897.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Heckethorn, Charles William. The Printers of Basle in the XV. & XVI. Centuries: Their Biographies, Printed Books and Devices. Unwin bros., 1897.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.