Armstrong, J. (1963). John Armstrong: [Molton & Lords, November].
Lua i Stíl Chicago (17ú heag.)Armstrong, John. John Armstrong: [Molton & Lords, November]. London, 1963.
Lua MLA (8ú heag.)Armstrong, John. John Armstrong: [Molton & Lords, November]. 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.