Winters, Y. Gerard Manley Hopkins: Yvor Winters. Hopkins : a collection of critical essays.(1966).
Lua i Stíl Chicago (17ú heag.)Winters, Yvor. "Gerard Manley Hopkins: Yvor Winters." Hopkins : A Collection of Critical Essays.(1966) .
Lua MLA (8ú heag.)Winters, Yvor. "Gerard Manley Hopkins: Yvor Winters." Hopkins : A Collection of Critical Essays.(1966), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.