Young, P. (1961). Ernest Hemingway - William Faulkner - Robert Frost. Gredos.
Lua i Stíl Chicago (17ú heag.)Young, Philip. Ernest Hemingway - William Faulkner - Robert Frost. Madrid: Gredos, 1961.
Lua MLA (9ú heag.)Young, Philip. Ernest Hemingway - William Faulkner - Robert Frost. Gredos, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.