Library Association & Norman, S. (1996). Copyright in voluntary sector libraries (2nd ed.). Library Association.
Lua i Stíl Chicago (17ú heag.)Library Association agus Sandy Norman. Copyright in Voluntary Sector Libraries. 2nd ed. London: Library Association, 1996.
Lua MLA (9ú heag.)Library Association agus Sandy Norman. Copyright in Voluntary Sector Libraries. 2nd ed. Library Association, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.