Geels, A. (2010). Sacred sexuality: From the ancient Sumerians to contemporary Esalen. Studies in spirituality, 20, 355-379. doi:10.2143/SIS.20.0.2061155
Chicago-Zitierstil (17. Ausg.)Geels, Antoon. "Sacred Sexuality: From the Ancient Sumerians to Contemporary Esalen." Studies in Spirituality 20 (2010): 355-379, https://doi.org/10.2143/SIS.20.0.2061155.
MLA-Zitierstil (8. Ausg.)Geels, Antoon. "Sacred Sexuality: From the Ancient Sumerians to Contemporary Esalen." Studies in Spirituality, vol. 20, 2010, pp. 355-379, https://doi.org/10.2143/SIS.20.0.2061155.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.