Powell, T. J. (1990). Self-help, Professional and Informal help: Competing or Complementary systems. In T. J. Powell (Ed.), Working with Self-Help 31-49. Silver Spring, MD: NASW.
Checkoway, B. N., & Powell, T., Chesler, M. (1990). Self Help, Self Care, and Community Care in Health. In T.J. Powell (Ed.), Working with Self-Help. Silver Spring, MD: NASW.
Taylor, R. J., Luckey, I., & Smith, J. M. (1990). Delivering service in black churches. In D. Garland & D. Pancost (Eds.), Churches and Families 194-209. Dallas, TX: Word.