"Classificació." . . "International Study Conference on Classification Research (5 : 1991 : Toronto, Ont.)" . . . "Classification" . . "Classification." . "Wissenschaftstheorie." . . "International Study Conference on Classification Research (5 : 1991 : Toronto)" . . . "Classification Congrès." . . "Knowledge, Theory of" . . "Knowledge, Theory of." . "International study conference on classification research (05 : 1991 : Toronto, Canada)" . . . "Congressos i conferències." . . "Classificatie." . . "International Study Conference on Classification Research (5th : 1992 : Toronto)" . . . "Klassifikation." . . . . "International Study Conference on Classification Research." . . . "Onderwerpsontsluiting." . . . . . . . . . . "Classification research for knowledge representation and organization : proceedings of the 5th International Study Conference on classification research, Toronto, Canada, June 24-28, 1991" . . . . . "Classification research for knowledge representation and organization proceedings of the 5th International Study Conference on Classification Research, Toronto, Canada, June 24-28, 1991"@en . . . . . . . . . . . . . . . . . . . . . . . "Classification research for knowledge representation and organization : proceedings of the 5th International study conference on classification research, Toronto, Canada, June 24-28, 1991" . "Conference papers and proceedings" . "Conference papers and proceedings"@en . . "Kongress" . "Classification research for knowledge representation and organization : proceedings of the 5th International Study Conference on Classification Research, Toronto, Canada, June 24-28, 1991" . . . . "Aufsatzsammlung" . "Congressen (vorm)" . . . . . . "Théorie de la connaissance Congrès." . . "Klassifikation (bibliotek) forskning konferenser." . . "Federació Internacional de Documentació." . . "Knowledge, Theory of Congresses." . . "International Study Conference on Classification Research (5th : 1991 : Toronto, Ont.)" . . . "Classification Congresses." . . "Représentation des connaissances Congrès." . .