Cita APA (7a ed.)

O'Neill, Y. V. (1980). Speech and speech disorders in Western throught before 1600. Greenwood Press.

Cita Chicago Style (17a ed.)

O'Neill, Ynez Violé. Speech and Speech Disorders in Western Throught Before 1600. Westport, Connecticut ; London, England: Greenwood Press, 1980.

Cita MLA (9a ed.)

O'Neill, Ynez Violé. Speech and Speech Disorders in Western Throught Before 1600. Greenwood Press, 1980.