Reports on a project which developed a measure of levels of difficulty of reference questions handled by the California Interlibrary Reference Referral Network, and identified indicative measures that would reliably stand for the concept of difficulty. Correlations of predictive difficulty and actual difficulty are discussed. (nine references)…

Includes three articles that consider the effects of the Internet on public library reference services. Highlights include the reliability of Internet information sources, its timeliness as a tool for information access and dissemination, the Internet as change agent for libraries; reference publishing, helping the searcher refine requests, and an…