Cita APA (7th ed.)

Passarella, J. (2000). Ghoul trouble (Buffy the vampire slayer). Simon Pulse.

Cita Chicago (17th ed.)

Passarella, John. Ghoul Trouble (Buffy the Vampire Slayer). New York: Simon Pulse, 2000.

Cita MLA (8th ed.)

Passarella, John. Ghoul Trouble (Buffy the Vampire Slayer). Simon Pulse, 2000.