Gallup, G. H. & Bezilla, R. (1992). The Religious Life of Young Americans. Princeton, NJ: The George Gallup International Institute.
2.
Weaver, J., Flannelly, L. T., Garbarino, J., and Figley, C. R. (2001). A Systematic review of research on religion and spirituality in the Journal of Traumatic Stress: 1990-1999. Unpublished Manuscript.