Παραπομπή APA

Ister, A., & Herren, M. W. (2011). The Cosmography of Aethicus Ister. Publications of the Journal of medieval Latin 8.

Παραπομπή Chicago Style

Ister, Aethicus, και Michael W. Herren. "The Cosmography of Aethicus Ister." Publications of the Journal of Medieval Latin 8 2011.

Παραπομπή MLA

Ister, Aethicus, και Michael W. Herren. "The Cosmography of Aethicus Ister." Publications of the Journal of Medieval Latin 8 2011.