UK/International Conference on Electronic Library and Visual Information Research (4th : 1997 : Milton Keynes, U.K.). (1997). Electronic library and visual information research-ELVIRA 4: Proceedings of the 4th International Conference on Electronic Library and Information REsearch, British Telecom Training and Development Centre, Milton Keynes, U.K., 6-8 May 1997. Aslib.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)UK/International Conference on Electronic Library and Visual Information Research (4th : 1997 : Milton Keynes, U.K.). Electronic Library and Visual Information Research-ELVIRA 4: Proceedings of the 4th International Conference on Electronic Library and Information REsearch, British Telecom Training and Development Centre, Milton Keynes, U.K., 6-8 May 1997. London: Aslib, 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)UK/International Conference on Electronic Library and Visual Information Research (4th : 1997 : Milton Keynes, U.K.). Electronic Library and Visual Information Research-ELVIRA 4: Proceedings of the 4th International Conference on Electronic Library and Information REsearch, British Telecom Training and Development Centre, Milton Keynes, U.K., 6-8 May 1997. Aslib, 1997.