Παραπομπή σε μορφή APA (7η εκδ.)

Guitar, B. (1998). Stuttering: An integrated approach to its nature and treatment (2nd ed.). Williams & Wilkins.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Guitar, Barry. Stuttering: An Integrated Approach to Its Nature and Treatment. 2nd ed. Baltimore, Md.: Williams & Wilkins, 1998.

Παραπομπή σε μορφή MLA (8th εκδ.)

Guitar, Barry. Stuttering: An Integrated Approach to Its Nature and Treatment. 2nd ed. Williams & Wilkins, 1998.