Libraries Unlimited, 2000
Buku Teks
edited by Stephen Goddard
Barnes & Noble Books , 1983
Buku Referensi
Evans, G. Edward, 1937-, author
Libraries, 2005
Buku Teks
Brophy, Peter, author
Aslib Gower, 1997
Buku Teks
Skrob, Robert, author
Entrepreneur Press, 2011
Buku Teks