Water quality of world river basins

Författare
(Written and produced by UNEP GEMS Collaborating Centre for Fresh Water Quality Monitoring and Assessment ... et. al.)
Genre
Bibliografi
Språk
Engelska
Förlag År Ort Om boken ISBN
United Nations Environment Programme 1995 Kenya, Nairobi, Kenya 40 sidor. : col. ill., maps 26 cm.