ebrary, Inc, Jones, C., Wainwright, G., & Yarnold, E. (1986). The study of spirituality. Oxford University Press.

ebrary, Inc, Cheslyn Jones, Geoffrey Wainwright, and Edward Yarnold. The Study of Spirituality. New York: Oxford University Press, 1986.

ebrary, Inc, et al. The Study of Spirituality. Oxford University Press, 1986.