Abstract: By analysing the choice and collection of network reference reseurees,this paper puts forward the evaluation methods and management contents of network reference resources further.Based on it,the author points out the problems that library must pay more attention to in the course of constructing network reference resources,with a view to promot the sustainable development of the construction of network reference resources in library.

Key words: virtual reference srvice;network reference resource;construction of network reference resources;library