Wilson, T. G. (1937). The development and disorders of speech. Illustrations.
Lua i Stíl Chicago (17ú heag.)Wilson, Thomas George. The Development and Disorders of Speech. Illustrations. 1937.
Lua MLA (9ú heag.)Wilson, Thomas George. The Development and Disorders of Speech. Illustrations. 1937.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
