Παραπομπή σε μορφή APA (7η εκδ.)

John, S., & Morton, N. (2014). Crusading and warfare in the Middle Ages: Realities and representations : essays in honour of John France. Ashgate.

Παραπομπή σε μορφή Chicago (17η εκδ.)

John, Simon, και Nicholas Morton. Crusading and Warfare in the Middle Ages: Realities and Representations : Essays in Honour of John France. Burlington: Ashgate, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

John, Simon, και Nicholas Morton. Crusading and Warfare in the Middle Ages: Realities and Representations : Essays in Honour of John France. Ashgate, 2014.