Perrine, L. (1978). Literature: Structure, sound, and sense (3rd.ed.). HBJ.
Lua i Stíl Chicago (17ú heag.)Perrine, Laurence. Literature: Structure, Sound, and Sense. 3rd.ed. New York: HBJ, 1978.
Lua MLA (9ú heag.)Perrine, Laurence. Literature: Structure, Sound, and Sense. 3rd.ed. HBJ, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.