APA (7th ed.) Zitazioa
(1983). The 1983 world book year book.: The annual supplement to the world book encyclopedia (ed.). World book, Inc..
Chicago Style (17th ed.) Zitazioa
The 1983 World Book Year Book.: The Annual Supplement to the World Book Encyclopedia. ed. Chicago: World book, Inc., 1983.
MLA (9th ed.) Zitazioa
The 1983 World Book Year Book.: The Annual Supplement to the World Book Encyclopedia. ed. World book, Inc., 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.