In Russian. Postnikov, Viktor Ivanovich. Main directions of scientific and technical progress in river transport in the Tenth Five-Year Plan. Moscow: 1976. Osnovnye napravleniya nauchno-tekhnicheskogo progressa na rechnom transporte v desyatoy pyatiletke. In Russian /Main directions of scientific and technological progress in river transport in the Tenth Five-Year Plan . All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU7015280