Wanigasooriya, Priyanwada2014-10-292014-10-2920112011http://repository.kln.ac.lk/handle/123456789/751enCatalogueBibliographic controlInformation needsLibrary & Information ScienceEffectiveness of On-line Public Access Catalogues (OPAC) in fulfilling the User's Bibliographical Information needs in university Libraries in Sri LankaThesis