Cita APA (7th ed.)

McWilliams, B. J., Morris, H. L., & Shelton, R. L. (1990). Cleft palate speech (2nd edition.). B.C. Decker.

Cita Chicago (17th ed.)

McWilliams, Betty Jane, Hughlett L. Morris, i Ralph L. Shelton. Cleft Palate Speech. 2nd edition. Philadelphia: B.C. Decker, 1990.

Cita MLA (9th ed.)

McWilliams, Betty Jane, et al. Cleft Palate Speech. 2nd edition. B.C. Decker, 1990.