Oxford : Basil Backwell, 1989 . — 306 p. : gráf. ; 28 cm
( Global environment monitoring system)
En port.: published on behalf of the World Health Organization and United Nations Enviroment Programme
ISBN 0-631-17314-5
Calidad del agua
Aguas continentales
Meybeck, Michel, ed.
Chapman, Deborah V., ed.
Helmer, Richard, ed.