Strategies for monitoring and assesment of transboundary riverts, lakes and groundwaters / ECE. - New York; Geneva : U.N., 2006. - 24p. : ill. ; 30cm.см.. - (ECE/MP.WAT/20). - ISBN 92-1-116951-8 : [n.p.][MFN: 14581]
UDC: 341.221.27 + 351.79
Subjects:- სასაზღვრო წყლების მონიტორინგი;
E 5.372/5 = 341.224/3/S-88 - Civil Education Reading Hall