APA引文

Coelho, P., & Costa, M. J. (2007). The witch of Portobello. HarperCollinsPublishers.

Chicago Edition Citation

Coelho, Paulo, and Margaret Jull Costa. The Witch of Portobello. New York: HarperCollinsPublishers, 2007.

MLA引文

Coelho, Paulo, and Margaret Jull Costa. The Witch of Portobello. HarperCollinsPublishers, 2007.

警告：這些引文格式不一定是100％准確.