Edited by Ray Prytherch
Gower, 1998
Buku Teks
Chapman, Liz, author
Facet Publishing, 2004
Buku Teks
Chapman, Liz, author
Library Association Publishing, 2001
Buku Teks
Evans, G. Edward, 1937-, author
Libraries Unlimited, 2000
Buku Teks
Bryson, Jo, author
Gower , 1990
Buku Teks