Blake, Monica, author
Aslib , 1999
Buku Teks
Pedley, Paul, author
Aslib, 2000
Buku Teks
Stephen, Peter, author
Library Association Publishing, 1997
Buku Teks
Stephen, Peter, author
Library Associaion Publishing, 1996
Buku Teks
Facet Publishing, 2002
Buku Teks