Παραπομπή APA

Coelho, P., & Costa, M. J. (2007). witch of Portobello. Harper Collins Publishers.

Παραπομπή Chicago Style

Coelho, Paulo, και Margaret Jull Costa. Witch of Portobello. New Delhi: Harper Collins Publishers, 2007.

Παραπομπή MLA

Coelho, Paulo, και Margaret Jull Costa. Witch of Portobello. Harper Collins Publishers, 2007.