Short description: In Russian. Ronzhin, Oleg Vasilievich. Information Methods of Research into Ergatic Systems. Moscow: Energia, 1976. Informatsionnye metody issledovaniya ergaticheskikh sistem. In Russian /Information Methods for Ergatic Systems Research. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU6974007