Lua APA (7ú heag.)

Allen, F. L. (1997). Only yesterday: An informal history of the 1920's. Wiley.

Lua i Stíl Chicago (17ú heag.)

Allen, Frederick Lewis. Only Yesterday: An Informal History of the 1920's. New York: Wiley, 1997.

Lua MLA (8ú heag.)

Allen, Frederick Lewis. Only Yesterday: An Informal History of the 1920's. Wiley, 1997.

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