GEMS/ water operationnal guide
World Meteorological Organization (WMO) ; United Nations Environment Programme ; World Health Organization (Geneva, Switzerland) ; United Nations Educational, Scientific and Cultural Organization
Published by: UNEP ; 1981Notes: Prepared under the joint sponsorship of the United Nations Environment Programme (UNEP), World Health Organization (WHO), United Nations Educational, Scientific and Cultural Organization (Unesco) and the World Meteorological Organization (WMO). Includes bibliographical references
Language(s): English
Format: Hard copy
Tags: Water ; Water quality ; Water pollution ; Drinking water supply 
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