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Guidelines for drinking-water quality
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About the author
born 7 April 1948
5.00
1 ratings · 2294 works
Editions
The Organization, WHO Publications Centre USA, [distributor]
1984
2nd ed.
World Health Organization
1998
3rd ed.
World Health Organization, Brand: World Health Organization
2004
2002
1993
December 1985
2nd edition
May 1996