Lua APA (7ú heag.)
Westover, D. (2011). R.S. Thomas: A stylistic biography. University of Wales Press.
Lua i Stíl Chicago (17ú heag.)
Westover, Daniel. R.S. Thomas: A Stylistic Biography. Cardiff: University of Wales Press, 2011.
Lua MLA (9ú heag.)
Westover, Daniel. R.S. Thomas: A Stylistic Biography. University of Wales Press, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.