Zilboorg, G. (1959). Freud and religion: A restatement of an old controversy / by Gregory Zilboorg. Newman.
Lua i Stíl Chicago (17ú heag.)Zilboorg, Gregory. Freud and Religion: A Restatement of an Old Controversy / by Gregory Zilboorg. Westminster: Newman, 1959.
Lua MLA (8ú heag.)Zilboorg, Gregory. Freud and Religion: A Restatement of an Old Controversy / by Gregory Zilboorg. Newman, 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.