Smith, W. J. (1942). Is it Catholic action? Paulist Press.
Lua i Stíl Chicago (17ú heag.)Smith, William J. Is It Catholic Action? New York: Paulist Press, 1942.
Lua MLA (8ú heag.)Smith, William J. Is It Catholic Action? Paulist Press, 1942.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.