Lua APA (7ú heag.)

Elkins, T. H. (1973). The urban explosion. Macmillan.

Lua i Stíl Chicago (17ú heag.)

Elkins, Thomas Henry. The Urban Explosion. London: Macmillan, 1973.

Lua MLA (8ú heag.)

Elkins, Thomas Henry. The Urban Explosion. Macmillan, 1973.

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