revised and update by Sandy Norman
Library Association Publishing, 1999
Buku Teks
revised and updated by Sandy Norman
Library Association Publishing, 1999
Buku Teks
Pedley, Paul, author
Aslib, 2000
Buku Teks
Cornish, G. P., author
Cambridge University Press, 2015
eBooks
Owen, Lynette
Routledge, 1996
Buku Teks