Pettersson, T. (1975). The retention of religious experiences. [Univ.] ; distr., Almqvist & Wiksell international.
Lua i Stíl Chicago (17ú heag.)Pettersson, Thorleif. The Retention of Religious Experiences. Uppsala : Stockholm: [Univ.] ; distr., Almqvist & Wiksell international, 1975.
Lua MLA (8ú heag.)Pettersson, Thorleif. The Retention of Religious Experiences. [Univ.] ; distr., Almqvist & Wiksell international, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.