Παραπομπή σε μορφή APA (7η εκδ.)

Henning, J. (2007). Post-Roman towns, trade and settlement in Europe and Byzantium. Walter de Gruyter.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Henning, Joachim. Post-Roman Towns, Trade and Settlement in Europe and Byzantium. Berlin ; New York: Walter de Gruyter, 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

Henning, Joachim. Post-Roman Towns, Trade and Settlement in Europe and Byzantium. Walter de Gruyter, 2007.