Alberti R., & Emmons, M. (1995). Your perfect right: A guide to assertive living. San Luis Obispo, CA: Impact.
Beattie, M. (1992). Codependent no more. Center City, MN: Hazelden. (2 copies)
Beattie, M. (1992). Beyond codependency. San Francisco: Harper & Row.
Black, J., & Enns, G. (1997). Better boundaries. Oakland, CA: New Harbinger.
Bolton, R. (1986). People skills. New York: Simon & Schuster.
Breitman, P., & Hatch, C. (2000). How to say no without feeling guilty. New York: Broadway Books.
Davis, L. (2002). I thought we’d never speak again. New York: HarperCollins.
Katherine, A. (2000). Where to draw the line: How to set healthy boundaries every day. New York: Fireside.
Lowndes, L. (2003). How to talk to anyone. 92 little tricks for big success in relationships. New York: McGraw Hill.
Savage, E. (1997). Don't take it personally. Oakland, CA: New Harbinger.
Tannen, D. (1990). You just don't understand: Men and women in conversation. New York: William Morrow & Sons.