APA引文

John Bunyan. (1999). The pilgrim's progress. Macmillan.

Chicago Edition Citation

John Bunyan. The Pilgrim's Progress. New Delhi: Macmillan, 1999.

MLA引文

John Bunyan. The Pilgrim's Progress. Macmillan, 1999.

警告：这些引文格式不一定是100％准确.