Cita APA (7th ed.)

Dahl, M., & Vidal, O. (2010). Pig takes a bath. Picture Window Books.

Cita Chicago (17th ed.)

Dahl, Michael, i Oriol Vidal. Pig Takes a Bath. Mankato, Minn.: Picture Window Books, 2010.

Cita MLA (8th ed.)

Dahl, Michael, i Oriol Vidal. Pig Takes a Bath. Picture Window Books, 2010.