edited by Maxine Melling; Joyce Little
Facet Publishing, 2004
Buku Teks
Brophy, Peter
Aslib Gower, 1997
Buku Teks
Kinnell, Margaret
Library Association Publishing, 2001
Buku Teks
The Haworth Press , 1987
Buku Teks
Poulter, Alan
Library Association, 1999
Buku Teks