Cita APA (7th ed.)

Partridge, J., & Voce, S. (2001). Four scary monsters. Cambridge University Press.

Cita Chicago (17th ed.)

Partridge, Juliet, i Stella Voce. Four Scary Monsters. Cambridge: Cambridge University Press, 2001.

Cita MLA (8th ed.)

Partridge, Juliet, i Stella Voce. Four Scary Monsters. Cambridge University Press, 2001.