Current problems in reference servicede Thomas J. GalvinMateriasCase studiesReference services (Libraries)BibliothequesService de referenceBibliothèquesService de référenceEdiciones (2)Current problems in reference service. (1971)Bowker · inglésCurrent problems in reference service (1971)R. R. Bowker Co. · inglésMás obras de Thomas J. GalvinThe On-line revolution in librariesExcellence in school media programsPriorities for academic libraries
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