Perrine, L. (1969). Sound and Sense: An introduction to poetry (tercera edición.). Harcourt Brace and World, Inc.
Lua i Stíl Chicago (17ú heag.)Perrine, Laurence. Sound and Sense: An Introduction to Poetry. tercera edición. New York, NY: Harcourt Brace and World, Inc, 1969.
Lua MLA (9ú heag.)Perrine, Laurence. Sound and Sense: An Introduction to Poetry. tercera edición. Harcourt Brace and World, Inc, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.