Cita APA (7a ed.)

Bernthal, J. E., & Bankson, N. W. (1981). Articulation disorders. Prentice-Hall, Inc.

Cita Chicago Style (17a ed.)

Bernthal, John E., y Nicholas W. Bankson. Articulation Disorders. Englewood Cliffs, N.J: Prentice-Hall, Inc, 1981.

Cita MLA (9a ed.)

Bernthal, John E., y Nicholas W. Bankson. Articulation Disorders. Prentice-Hall, Inc, 1981.