Brown, H. O. (1971). Christianity and the class struggle. Zondervan.
Lua i Stíl Chicago (17ú heag.)Brown, Harold O.J. Christianity and the Class Struggle. Zondervan, 1971.
Lua MLA (9ú heag.)Brown, Harold O.J. Christianity and the Class Struggle. Zondervan, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.