Lloyd-Jones, D. (1965). Spiritual depression: Its causes and cure. Wm.B.Eerdmans.
Lua i Stíl Chicago (17ú heag.)Lloyd-Jones, D.Martyn. Spiritual Depression: Its Causes and Cure. Grand Rapids, MI: Wm.B.Eerdmans, 1965.
Lua MLA (9ú heag.)Lloyd-Jones, D.Martyn. Spiritual Depression: Its Causes and Cure. Wm.B.Eerdmans, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.