Նորմալ դիտում MARC դիտում ISBD Դիտում

1979 Convention on long-range transboundary air pollution and its 1998 protocols on persistent organic pollutants and heavy metals - Geneva ; New York : United Nations , 1999. - 91 p. - ECE/EB.AIR 66 .

Economic Commission for Europe

ISBN: 92-1-116724-8 700.00

Subjects--Topical Terms:
Problems on air pollution