Lewis, T. J., Heflin, J., & Di Gangi, S. A. (1991). Teaching students with behavioral disorders: Basic questions and answers. Council for Exceptional Children.
Chicago-Zitierstil (17. Ausg.)Lewis, Timothy J., Juane Heflin, und Samuel A. Di Gangi. Teaching Students with Behavioral Disorders: Basic Questions and Answers. Reston, Va: Council for Exceptional Children, 1991.
MLA-Zitierstil (9. Ausg.)Lewis, Timothy J., et al. Teaching Students with Behavioral Disorders: Basic Questions and Answers. Council for Exceptional Children, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.