Willis, P. Notes on method: Paul Willis. Culture, media, language : working papers in cultural studies, 1972 - 79.(1990).
Lua i Stíl Chicago (17ú heag.)Willis, Paul. "Notes on Method: Paul Willis." Culture, Media, Language : Working Papers in Cultural Studies, 1972 - 79.(1990) .
Lua MLA (8ú heag.)Willis, Paul. "Notes on Method: Paul Willis." Culture, Media, Language : Working Papers in Cultural Studies, 1972 - 79.(1990), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.