Cita APA (7a ed.)

Jones, D. W. (1991). Castle in the air. Greenwillow Books.

Cita Chicago Style (17a ed.)

Jones, Diana Wynne. Castle in the Air. New York: Greenwillow Books, 1991.

Cita MLA (8a ed.)

Jones, Diana Wynne. Castle in the Air. Greenwillow Books, 1991.

Precaución: Estas citas no son 100% exactas.