APA (7th ed.) Zitazioa
Croegaert, L. (1999). The African continent: An insight into its earliest history. Paulins.
Chicago Style (17th ed.) Zitazioa
Croegaert, Luc. The African Continent: An Insight into Its Earliest History. Nairobi: Paulins, 1999.
MLA (9th ed.) Zitazioa
Croegaert, Luc. The African Continent: An Insight into Its Earliest History. Paulins, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.