Armstrong, N. J. (1984). Fans: A collector's guide. Souvenir Press.
Lua i Stíl Chicago (17ú heag.)Armstrong, Nancy J. Fans: A Collector's Guide. London: Souvenir Press, 1984.
Lua MLA (9ú heag.)Armstrong, Nancy J. Fans: A Collector's Guide. Souvenir Press, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.