Techniques for the collection and reporting of data on community water supply
Subtitle: report of a WHO Scientific group.
Series: World Health Organization technical report series -- no. 490; Technical report series (World Health Organization) -- 490.
Publisher: World Health Organization
Published: 1972
Place of publication: Geneva
Language: eng
Number of pages: 24
Subjects: Water -- Analysis.; Water-supply.; Water -- Analysis.; Includes bibliographical references.