Barth, K. (1963). God in action. Round Table.
Lua i Stíl Chicago (17ú heag.)Barth, Karl. God in Action. Manhasset: Round Table, 1963.
Lua MLA (9ú heag.)Barth, Karl. God in Action. Round Table, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.