Shorter Aslib directory of information sources in the United Kingdom
edited by Ellen M. Codlin
Aslib, 1986
Buku Referensi
Libraries and information services in the United Kingdom and the Republic of Ireland 2005-2006
Facet Publishing, 2005
Buku Referensi
Aslib directory of information sources in the United Kingdom : volume 1 social sciences, medicine and the humanities
edited by Ellen M. Codlin
Aslib, 1982
Buku Referensi
Aslib directory of information sources in the United Kingdom : volume 2 social sciences, medicine and the humanities
edited by Ellen M. Codlin
Aslib, 1984
Buku Referensi
Williams, Brian, editor
Directory of computer conferencing in libraries / Brian Williams
Meckler, 1992
Buku Referensi