Cita APA

Thompson, T. I., & Grabowski, J. G. (1977). Behavior modification of the mentally retarded (2. edition.). New York, New York: Oxford University Press.

Citación estilo Chicago

Thompson, Travis I., y John G. Grabowski. Behavior Modification of the Mentally Retarded. 2. edition. New York, New York: Oxford University Press, 1977.

Cita MLA

Thompson, Travis I., y John G. Grabowski. Behavior Modification of the Mentally Retarded. 2. edition. New York, New York: Oxford University Press, 1977.