Pittenger, W. N. (1972). The Christian church as social process. Westminster Press.
Lua i Stíl Chicago (17ú heag.)Pittenger, W. Norman. The Christian Church as Social Process. Philadelphia: Westminster Press, 1972.
Lua MLA (8ú heag.)Pittenger, W. Norman. The Christian Church as Social Process. Westminster Press, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.