Cita APA (7th ed.)

Alyssa Satin Capucilli. (1999). "Happy Halloween, Biscuit!". HarperFestival.

Cita Chicago (17th ed.)

Alyssa Satin Capucilli. "Happy Halloween, Biscuit!". HarperFestival, 1999.

Cita MLA (9th ed.)

Alyssa Satin Capucilli. "Happy Halloween, Biscuit!". HarperFestival, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.