Conceptual basis of the classification of knowledge : proceedings of the Ottawa Conference on the Conceptual basis of the classification of knowledge, Oct. 1st - 5th, 1971 - Ottawa Conference on the Conceptual Basis of the Classification of Knowledge (1971 : University of Ottawah); Wojciechowski, Jerzy A (Munchen : Verlag Dokumentation, 1974)
Text in English, French and Russian
Keywords: Classification of sciences -- Congresses; Knowledge, Theory of -- Congresses