Hayward, R. J. (1976). Categories of the predicator in 'afar, with especial reference to the grammar of radical extensions. University of London.
Lua i Stíl Chicago (17ú heag.)Hayward, R. J. Categories of the Predicator in 'Afar, with Especial Reference to the Grammar of Radical Extensions. University of London, 1976.
Lua MLA (8ú heag.)Hayward, R. J. Categories of the Predicator in 'Afar, with Especial Reference to the Grammar of Radical Extensions. University of London, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.