SUKHMANEVA (EG). Categories of Universal and Special Library Classifications. 7,2; 1982; 125-30
Describes the concept of 'category'. Mentions that degree of generalization and the number of categories of library classification depend on the concrete tasks and purposes for which a table is mapped out. Points out that in a universal classification, the degree of generalization of the main categories is broad. For specialized library classification, the categories will be more concrete and their number greater.