Julianus, S., & Martínez Pizarro, J. (2005). The story of Wamba: Julian of Toledo's Historia Wambae regis. Catholic University of America Press.

Julianus, Saint, and Joaquín Martínez Pizarro. The Story of Wamba: Julian of Toledo's Historia Wambae Regis. Washington, D.C.: Catholic University of America Press, 2005.

Julianus, Saint, and Joaquín Martínez Pizarro. The Story of Wamba: Julian of Toledo's Historia Wambae Regis. Catholic University of America Press, 2005.