Gallagher, K. T. (1962). The philosophy of Gabriel Marcel. Fordham University Press.
Lua i Stíl Chicago (17ú heag.)Gallagher, Kenneth T. The Philosophy of Gabriel Marcel. New York: Fordham University Press, 1962.
Lua MLA (9ú heag.)Gallagher, Kenneth T. The Philosophy of Gabriel Marcel. Fordham University Press, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.