Langland, W. (1968). The vision of William concerning Piers the Plowman. Oxford: The Clarendon Press.
Trích dẫn kiểu ChicagoLangland, William. The Vision of William Concerning Piers the Plowman. Oxford: The Clarendon Press, 1968.
MLA引文Langland, William. The Vision of William Concerning Piers the Plowman. Oxford: The Clarendon Press, 1968.
警告:这些引文格式不一定是100%准确.