Cita APA (7a ed.)

Gelfand, D. M., & Hartmann, D. P. (1975). Child behavior analysis and therapy. Pergamon.

Cita Chicago Style (17a ed.)

Gelfand, Donna M., y Donald P. Hartmann. Child Behavior Analysis and Therapy. New York [etc.]: Pergamon, 1975.

Cita MLA (9a ed.)

Gelfand, Donna M., y Donald P. Hartmann. Child Behavior Analysis and Therapy. Pergamon, 1975.