Surveillance of drinking water quality in rural areas - Lloyd, Barry; Helmer, Richard, 1943-; World Health Organization; United Nations Environment Programme (Burnt Mill, Harlow, Essex, England : Longman Scientific & Technic al ; New York : J. Wiley, 1991)
"Published on behalf of the World Health Organization and the United Nations Environment Programme."
Includes bibliographical references (p. [167]-169) and index.
Keywords: Water-supply, Rural; Water quality -- Measurement; Drinking water