Turville-Petre. Piers Plowman. The University of North Carolina Press.
芝加哥风格引文Turville-Petre. Piers Plowman. The University of North Carolina Press.
MLA引文Turville-Petre. Piers Plowman. The University of North Carolina Press.
警告：这些引文格式不一定是100％准确.
APA引文