Barry, P. (2013). Barry, Philip Papers. DigitalGeorgetown.
Lua i Stíl Chicago (17ú heag.)Barry, Philip. Barry, Philip Papers. Washington, D.C.: DigitalGeorgetown, 2013.
Lua MLA (8ú heag.)Barry, Philip. Barry, Philip Papers. DigitalGeorgetown, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.