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Charter on ground-water management as adopted by the Economic Commission for Europe at its forty-fourth session (1989) by decision E (44).
Jenis bahan: cb
TeksMaklumat penerbitan:New York United Nations 1989 Huraian: 20p. 21cmISBN: - 9211164567
Tiada item fizikal untuk rekod ini
"E/ECE/1197"
"ECE/ENVWA/12"