Lua APA (7ú heag.)

West, W. M., & West, R. (1936). The story of modern progress with a preliminary survey of eariler progress (New ed.). Allyn and Bacon.

Lua i Stíl Chicago (17ú heag.)

West, Willis Mason, agus Ruth West. The Story of Modern Progress with a Preliminary Survey of Eariler Progress. New ed. Boston ; New York [etc.]: Allyn and Bacon, 1936.

Lua MLA (8ú heag.)

West, Willis Mason, agus Ruth West. The Story of Modern Progress with a Preliminary Survey of Eariler Progress. New ed. Allyn and Bacon, 1936.

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