Telfer, E. (1995). Hutchesons's Reflections Upon Laughter. The Journal of Aesthetics and Art Criticism.
Lua i Stíl Chicago (17ú heag.)Telfer, Elizabeth. "Hutchesons's Reflections Upon Laughter." The Journal of Aesthetics and Art Criticism 1995.
Lua MLA (8ú heag.)Telfer, Elizabeth. "Hutchesons's Reflections Upon Laughter." The Journal of Aesthetics and Art Criticism, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.