APA (7th ed.) Zitazioa

Gregson, M. (1975). Circus (Corgi/ Carusel edition.). Corgi/ Carusel Book.

Chicago Style (17th ed.) Zitazioa

Gregson, Maureen. Circus. Corgi/ Carusel edition. London: Corgi/ Carusel Book, 1975.

MLA (9th ed.) Zitazioa

Gregson, Maureen. Circus. Corgi/ Carusel edition. Corgi/ Carusel Book, 1975.