Cita APA (7a ed.)
Maps.com (Firm) & ebrary, Inc. (2000). The ancient world, 6000 BCE. Maps.com.
Cita Chicago Style (17a ed.)
Maps.com (Firm) y Inc ebrary. The Ancient World, 6000 BCE. [S.l.]: Maps.com, 2000.
Cita MLA (9a ed.)
Maps.com (Firm) y Inc ebrary. The Ancient World, 6000 BCE. Maps.com, 2000.
Precaución: Estas citas no son 100% exactas.