APA (7th ed.) Zitazioa
Mcwhirter, N. D., & McWhirter, R. Guinness Book of World Records. Bantam Books.
Chicago Style (17th ed.) Zitazioa
Mcwhirter, Norris D., eta Ross McWhirter. Guinness Book of World Records. Nueva York, EUA: Bantam Books.
MLA (9th ed.) Zitazioa
Mcwhirter, Norris D., eta Ross McWhirter. Guinness Book of World Records. Bantam Books.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.