Barry, W. A., & Maloney, K. A. (1991). A hunger for God: Ten approaches to prayer. Sheed & Ward.
Lua i Stíl Chicago (17ú heag.)Barry, William A., agus Kerry A. Maloney. A Hunger for God: Ten Approaches to Prayer. Kansas City, MO: Sheed & Ward, 1991.
Lua MLA (8ú heag.)Barry, William A., agus Kerry A. Maloney. A Hunger for God: Ten Approaches to Prayer. Sheed & Ward, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.