Ranganathan,S.R. Reference Service / by S.R.Ranganathan - 2nd ed. - New Delhi: Ess Ess Publications, 2006. - 432p. - Sarada Ranganathan Endowment . ISBN: 8170004667 Subjects--Topical Terms: CatalogueCollege LibraryLibrary ScienceReference Service Dewey Class. No.: 025.52 / RAN/R