Dunstan, W. E. Ancient civilizations. Harcourt Brace College Publ.
Cita Chicago Style (17a ed.)Dunstan, William E. Ancient Civilizations. Fort Worth [u.a.]: Harcourt Brace College Publ.
Cita MLA (8a ed.)Dunstan, William E. Ancient Civilizations. Harcourt Brace College Publ.
Precaución: Estas citas no son 100% exactas.