(1961). National identities. Taylor & Francis.
Lua i Stíl Chicago (17ú heag.)National Identities. Abingdon: Taylor & Francis, 1961.
Lua MLA (8ú heag.)National Identities. Taylor & Francis, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.