McClelland, W. R. (1987). Praying the possibilities: An unorthodox view of prayer. CBP Press.
Lua i Stíl Chicago (17ú heag.)McClelland, W. Robert. Praying the Possibilities: An Unorthodox View of Prayer. St. Louis, Mo.: CBP Press, 1987.
Lua MLA (8ú heag.)McClelland, W. Robert. Praying the Possibilities: An Unorthodox View of Prayer. CBP Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.