ROBINSON, H. (1969). Morphology and landscape. University Tutorial Press.
Lua i Stíl Chicago (17ú heag.)ROBINSON, Harry. Morphology and Landscape. London: University Tutorial Press, 1969.
Lua MLA (9ú heag.)ROBINSON, Harry. Morphology and Landscape. University Tutorial Press, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.