National Geographic Society. (1983). Peoples and places of the past: The National Geographic illustred cultural atlas of the ancient world. National Geographic Society.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Geographic Society. Peoples and Places of the Past: The National Geographic Illustred Cultural Atlas of the Ancient World. Washington, D.C: National Geographic Society, 1983.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Geographic Society. Peoples and Places of the Past: The National Geographic Illustred Cultural Atlas of the Ancient World. National Geographic Society, 1983.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.