Perrine,Laurence. (1988). Literature: Structure, sound and sense. Harcourt.
Lua i Stíl Chicago (17ú heag.)Perrine,Laurence. Literature: Structure, Sound and Sense. New York: Harcourt, 1988.
Lua MLA (9ú heag.)Perrine,Laurence. Literature: Structure, Sound and Sense. Harcourt, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.