Duffy, P. J. O. (1924). The threshers: A poem beginning "Swing flail and flail like whips upon the sheaves".
Lua i Stíl Chicago (17ú heag.)Duffy, P. J. O'Connor. The Threshers: A Poem Beginning "Swing Flail and Flail like Whips upon the Sheaves". 1924.
Lua MLA (9ú heag.)Duffy, P. J. O'Connor. The Threshers: A Poem Beginning "Swing Flail and Flail like Whips upon the Sheaves". 1924.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
