APA (7th ed.) Citation

Roth, W. F., Voehl, F., & Ryder, J. A. (1996). Problem solving for results. St. Lucie Press.

Chicago Style (17th ed.) Citation

Roth, William F., Frank Voehl, and James A. Ryder. Problem Solving for Results. Delray Beach, Fla: St. Lucie Press, 1996.

MLA (9th ed.) Citation

Roth, William F., et al. Problem Solving for Results. St. Lucie Press, 1996.