Cita APA (7a ed.)

Dahl, R., & Blake, Q. (2002). The witches. Jonathan Cape.

Cita Chicago Style (17a ed.)

Dahl, Roald, y Quentin Blake. The Witches. London: Jonathan Cape, 2002.

Cita MLA (9a ed.)

Dahl, Roald, y Quentin Blake. The Witches. Jonathan Cape, 2002.