Operation and control of earth dams in Poland / submitteed by the Government of Poland ; prepared by W. Hrabowski.
1988
详细记录
符号[E/ECE/]ENVWA/SEM.1/R.32
标题Operation and control of earth dams in Poland / submitteed by the Government of Poland ; prepared by W. Hrabowski.
日期Geneva : UN, 12 July 1988.
描述
6 p.