decimal classification ndc chinese library classification clc korean decimal classification kdc russian library bibliographical classification bbk universal classification systems rely synthesis faceted systems bliss bibliographic classification colon classification cutter expansive classification universal decimal classification newer classification systems tend use principle synthesis combining codes different lists represent different attributes work heavily comparatively lacking lc ddc practice classifying library classification associated library descriptive cataloging rubric ''cataloging classification'' sometimes grouped together ''technical services'' library professional engages process
Applied science Library and museum studies Classification Library classification