Lua APA (7ú heag.)

Hill, M. K. (2010). Understanding environmental pollution (3rd ed.). Cambridge University press.

Lua i Stíl Chicago (17ú heag.)

Hill, Marquita K. Understanding Environmental Pollution. 3rd ed. New York: Cambridge University press, 2010.

Lua MLA (9ú heag.)

Hill, Marquita K. Understanding Environmental Pollution. 3rd ed. Cambridge University press, 2010.

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