【摘 要】 Reports on UMI, a Bell and Howell company release of a web version of its ProQuest Direct online information system. Information on the features of ProQuest Direct online information system; Comments from Bonnie Lawlor, senior vice president and gene... 更多 >> Reports on UMI, a Bell and Howell company release of a web version of its ProQuest Direct online information system. Information on the features of ProQuest Direct online information system; Comments from Bonnie Lawlor, senior vice president and general manager of UMI's academic public, and government library division. << 收起
