Brogan, D. W. (1960). America in the modern world. Rutgers University Press.
Lua i Stíl Chicago (17ú heag.)Brogan, Denis William. America in the Modern World. New Brunswick, N.J: Rutgers University Press, 1960.
Lua MLA (9ú heag.)Brogan, Denis William. America in the Modern World. Rutgers University Press, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.