Alberto, P., & Troutman, A. C. (2003). Applied behavior analysis for teachers (6th ed.). Merrill/Prentice Hall.

Alberto, Paul, and Anne C. Troutman. Applied Behavior Analysis for Teachers. 6th ed. Upper Saddle River, N.J.: Merrill/Prentice Hall, 2003.

Alberto, Paul, and Anne C. Troutman. Applied Behavior Analysis for Teachers. 6th ed. Merrill/Prentice Hall, 2003.