APA (7th ed.) Zitazioa
Maps.com (Firm) & ebrary, Inc. (1999). Indo-European migrations, c. 400 BCE-1000 BCE. Maps.com.
Chicago Style (17th ed.) Zitazioa
Maps.com (Firm) eta Inc ebrary. Indo-European Migrations, C. 400 BCE-1000 BCE. [S.l.]: Maps.com, 1999.
MLA (9th ed.) Zitazioa
Maps.com (Firm) eta Inc ebrary. Indo-European Migrations, C. 400 BCE-1000 BCE. Maps.com, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.