1. Anderson, J. E., Freese, T. E., & Pennbridge, J. N. (1994). Sexual risk behavior and condom use among street youth in Hollywood. Family Planning Perspective, 26, 22–25.
2. Ashworth, C. S., DuRant, R. H., Newman, C., & Gaillard, G. (1992). An evaluation of a school-based AIDS/HIV education program for high school students. Journal of Adolescent Health, 13, 582–588.
3. Bachman, J. G., Wadsworth, K. N., O’Malley, P. M., Johnston, L. D., & Schulenberg, J. E. (1997). Smoking, drinking, and drug use in young adulthood: The impacts of new freedoms and new responsibilities. Mahwah: Lawrence Erlbaum.
4. Beck, A. T., Steer, R. A., & Brown, G. K. (1996). BDI-II, beck depression inventory: Manual (2nd ed.). Boston: Harcourt Brace.
5. Booth, R. E., Zhang, Y., & Kwiatkowski, C. F. (1999). The challenge of changing drugs and sex risk behaviors of runaway and homeless adolescents. Child Abuse & Neglect, 23, 1295–1306.