3Lorri Mon. Digital Reference Service[J]. Government Information Quarterly, 19 (3).
4Janes Joseph Cater, David S. Memmott. Digital Reference in Academic Libraries[J]. Reference & User Service Quarterly, 39(2).
5徐引麓 霍国庆.现代图书馆学理论[M].北京:北京图书馆出版社,1999..
6S. Sutton. Future Service Models and the Convergence of Functions: the Reference Librarian as Technician, Author and Consaltant. In: K. Lowed. The Roles of Reference Librarians. Today and Tomorrow, Haworth Press. New York, 1996, 125-143
7R. Murry. The Millennium Challenge-Toward the Hybrid Library. Fretwell-Downing Iaformatics presentation at an Aslib seminar. London, 1998.
8Chris Rusnridge. Towards the Hybrid Library, http://www. dish org/dlib/July98/rusbridge/07 rusbridge, html,
9Stephen Pinfield, etc. Realizing the Hybrid Library.http://www. dlib. org/dllb/oetober98//10 pinfield, html.
10F.W. Lancaster. Second Thoughts on the Paperless Society. Library Journal, September 15 1999:48-50.