Speech correction : principles and methods
MLA
Van Riper, Charles. Speech Correction : Principles and Methods. 3 Englewood Cliffs, N.J.: Prentice-Hall, 1956.
APA
Van Riper, C. (1956). Speech correction : principles and methods. 3 Englewood Cliffs, N.J.: Prentice-Hall.
Chicago
Van Riper, Charles, Speech Correction: Principles and Methods. 3 Englewood Cliffs, N.J.: Prentice-Hall, 1956.