Lua APA (7ú heag.)

Haywood, R. M. (1971). The ancient world. David McKay Co..

Lua i Stíl Chicago (17ú heag.)

Haywood, Richard Mansfield. The Ancient World. New York: David McKay Co., 1971.

Lua MLA (9ú heag.)

Haywood, Richard Mansfield. The Ancient World. David McKay Co., 1971.

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