1. Balfanz, R., Bridgeland, J. M., Fox, J. H., DePaoli, J. L., Ingram, E. S., & Maushard, M. (2014). Building a grad nation: Progress and challenge in ending the high school dropout epidemic. Annual update 2014. Washington, DC: Civic Enterprises.
2. Barth, R. P., Middleton, K., & Wagman, E. (1989). A skill building approach to preventing teenage pregnancy. Theory Into Practice, 28(3), 183–190.
3. Bell, A. J., Rosen, L. A., & Dynlacht, D. (1994). Truancy intervention. The Journal of Research and Development in Education, 27(3), 203–211.
4. Bennett, S. E., & Assefi, N. P. (2005). School-based teenage pregnancy prevention programs: A systematic review of randomized controlled trials. Journal of Adolescent Health, 36(1), 72–81.
5. Brooks, B. D. (1974). Contingency contracts with truants. Personnel and Guidance Journal, 52, 316–320.