APA (7e ed.) Bronvermelding

Peterson, H. A., & Marquardt, T. P. (1994). Appraisal and diagnosis of speech and language disorders (3rd ed.). Prentice Hall.

Chicago (17e ed.) Bronvermelding

Peterson, Harold A., en Thomas P. Marquardt. Appraisal and Diagnosis of Speech and Language Disorders. 3rd ed. Englewood Cliffs, N.J: Prentice Hall, 1994.

MLA (9e ed.) Bronvermelding

Peterson, Harold A., en Thomas P. Marquardt. Appraisal and Diagnosis of Speech and Language Disorders. 3rd ed. Prentice Hall, 1994.