1. Thesaurus construction and use: A practical manual;Aitchison,2000
2. Database selection: One size does not fit all;Allison;College and Research Libraries,2000
3. What are focus groups? In: ASA series What is a survey? Alexandria,1997
4. Evaluation criteria versions on the same database: A comparison of Medline services available via the World Wide Web;Anagnostelis,1997
5. Databases: Fit for use or fit for us?;Armstrong;Library Management,1996