APA aipamena

Van Riper, C., & Emerick, L. L. (1990). Speech correction: An introduction to speech pathology and audiology (8th ed.). Prentice Hall.

Chicago Style aipamena

Van Riper, Charles, and Lon L. Emerick. Speech Correction: An Introduction to Speech Pathology and Audiology. 8th ed. Englewood Cliffs, N.J: Prentice Hall, 1990.

MLA aipamena

Van Riper, Charles, and Lon L. Emerick. Speech Correction: An Introduction to Speech Pathology and Audiology. 8th ed. Prentice Hall, 1990.