Georges, R. A. (1980). People studying people.
Lua i Stíl Chicago (17ú heag.)Georges, Robert A. People Studying People. 1980.
Lua MLA (9ú heag.)Georges, Robert A. People Studying People. 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.