APA (7th ed.) Zitazioa

Dickinson, T. (1999). The universe and beyond (3rd ed.). Firefly Books.

Chicago Style (17th ed.) Zitazioa

Dickinson, Terence. The Universe and Beyond. 3rd ed. Buffalo, N.Y.: Firefly Books, 1999.

MLA (9th ed.) Zitazioa

Dickinson, Terence. The Universe and Beyond. 3rd ed. Firefly Books, 1999.