00530nam a2200157Ia 4500 0000016720 20251012174503.0 800424s1972 fr a i10 0 engtc 9264010009 TC401 Water management basic issues = Gestion del'eau: aspects fondamentaux Organization for Economic Cooperation and Development Paris OECD 1972 546p ill 24cm Water resources development Congresses. Gestion del'eau: aspects fondamentaux 4561 4561