Stem-, Spraak- en Taalpathologie | University of Groningen Press. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Stem-, Spraak- En Taalpathologie | University of Groningen Press. Cambridge University Press.
Lua MLA (9ú heag.)Stem-, Spraak- En Taalpathologie | University of Groningen Press. Cambridge University Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.