This bibliography lists 159 books and journal articles on the measurement and evaluation of in-person and telephone reference/information services in academic, public, and special libraries, especially law school depository libraries. Subjects covered in the bibliography include the quality of reference/information services in terms of quantitative and qualitative measurement and evaluation by obtrusive and unobtrusive tests; standards for service performance; education for reference librarians in academic and on-site settings; continuing education for librarians; the quality of reference/information service provided by library personnel possessing a Master of Library Science (MLS) or other advanced degree versus the quality of service provided by personnel without an advanced degree; library management considerations related to professional versus paraprofessional staffing; and library referrals and concomitant ethical considerations for reference/information services provided by law libraries to both the legal community and the lay public. (ESR)