Cita APA (7a ed.)

Peterson, H., & Marquardt, T. P. (1990). Appraisal and diagnosis of speech and language disorders (2nd ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Peterson, Harold, y Thomas P. Marquardt. Appraisal and Diagnosis of Speech and Language Disorders. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1990.

Cita MLA (9a ed.)

Peterson, Harold, y Thomas P. Marquardt. Appraisal and Diagnosis of Speech and Language Disorders. 2nd ed. Prentice Hall, 1990.