Gallico, A. (1993). Directory of special collections in Western Europe. Bowker-Saur.
Lua i Stíl Chicago (17ú heag.)Gallico, Alison. Directory of Special Collections in Western Europe. London: Bowker-Saur, 1993.
Lua MLA (9ú heag.)Gallico, Alison. Directory of Special Collections in Western Europe. Bowker-Saur, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.