Palmer, P. J. (1980). The promise of paradox: A celebration of contradictions in the christian life. Ave Maria.
Lua i Stíl Chicago (17ú heag.)Palmer, Parker J. The Promise of Paradox: A Celebration of Contradictions in the Christian Life. Indiana: Ave Maria, 1980.
Lua MLA (9ú heag.)Palmer, Parker J. The Promise of Paradox: A Celebration of Contradictions in the Christian Life. Ave Maria, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.