Hen, Y. (2001). The royal patronage of liturgy in Frankish Gaul: To the death of Charles the Bald (877) Subsidia.
芝加哥风格引文Hen, Yitzhak. "The Royal Patronage of Liturgy in Frankish Gaul: To the Death of Charles the Bald (877)." Subsidia 2001.
MLA引文Hen, Yitzhak. "The Royal Patronage of Liturgy in Frankish Gaul: To the Death of Charles the Bald (877)." Subsidia, 2001.
警告：这些引文格式不一定是100％准确.