Cita APA (7a ed.)

Ryan, B. P. (2001). Programmed therapy for stuttering in children and adults (2nd ed.). Charles C. Thomas, Publisher.

Cita Chicago Style (17a ed.)

Ryan, Bruce P. Programmed Therapy for Stuttering in Children and Adults. 2nd ed. Springfield, IL: Charles C. Thomas, Publisher, 2001.

Cita MLA (8a ed.)

Ryan, Bruce P. Programmed Therapy for Stuttering in Children and Adults. 2nd ed. Charles C. Thomas, Publisher, 2001.