Powell, G. B. (1970). Social fragmentation and political hostility: An Austrian case study. Stanford University Press.
Lua i Stíl Chicago (17ú heag.)Powell, G. Bingham. Social Fragmentation and Political Hostility: An Austrian Case Study. Stanford, Calif: Stanford University Press, 1970.
Lua MLA (9ú heag.)Powell, G. Bingham. Social Fragmentation and Political Hostility: An Austrian Case Study. Stanford University Press, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.