Abstract: The allround development of human being is what he essentially wants. It′s impossible for him to make a new progress if he wouldn′t take possession of as much knowledge produced and accumulated by the predecessors as possible. Meanwhile almost all of the knowledge and information obtained from labour practice are stored in form of substance in libraries. Libraries, therefore, play an irreplaceable roll during the allround development of human Being. Librarians must keep the firm belief that only the huma...