Library classification schemes 60 Library science 9 library science 4 COLON CLASSIFICATION 3 Colon classification 3 LIBRARY SCIENCE 3 Library Science 3 Classification 2 Library and information science 2 Book Selection 1 Cataloguing 1 Classification-Library and information science 1 Classified catalogue code 1 Colon Classification 1 Data collection and analysis 1 Descriptive Cataloguing 1 Economic development 1 Five Laws-- Reference Service-- Library Classification-- Library Cataloguing-- Book Selection-- Book Order 1 INSDOC 1 Information services 1 Information systems 1 Information technology 1 Knowledge 1 LIbrary Automation 1 LIbrary Science 1 Library Classification 1 Library Laws 1 Library Science Cataloguing 1 Library and Information Science 1 Library automation 1