Brain, W. R. B. B. (1967). Speech disorders: Aphasia, apraxia, and agnosia (2nd ed.). Butterworths.
Cita Chicago (17th ed.)Brain, W. Russell Brain Baron. Speech Disorders: Aphasia, Apraxia, and Agnosia. 2nd ed. London: Butterworths, 1967.
Cita MLA (9th ed.)Brain, W. Russell Brain Baron. Speech Disorders: Aphasia, Apraxia, and Agnosia. 2nd ed. Butterworths, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.