Lua APA (7ú heag.)

STUART, G. G. (1988). American's ancient cities. The National Geographic Society.

Lua i Stíl Chicago (17ú heag.)

STUART, Gene G. American's Ancient Cities. Washingtan DC: The National Geographic Society, 1988.

Lua MLA (9ú heag.)

STUART, Gene G. American's Ancient Cities. The National Geographic Society, 1988.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.