F. C. Burkitt,
“The Bible in Syriac”, in
Early Eastern Christianity: St. Margaret's Lectures 1904 on the Syriac-Speaking Church, New York: E.P. Dutton & Company, 1904, pp. 39-78.
P. Vetter,
“Das Buch Tobias und die Achikar=Sage”,
Theologische Quartalschrift, vol. 86, no. 4, pp. 512-539, 1904.