Cita APA (7a ed.)

Gelfand, D. M., & Hartmann, D. P. (1984). Child behavior analysis and therapy (2nd ed.). Pergamon Press.

Cita Chicago Style (17a ed.)

Gelfand, Donna M., y Donald P. Hartmann. Child Behavior Analysis and Therapy. 2nd ed. New York: Pergamon Press, 1984.

Cita MLA (9a ed.)

Gelfand, Donna M., y Donald P. Hartmann. Child Behavior Analysis and Therapy. 2nd ed. Pergamon Press, 1984.