Guidelines for drinking-water quality. Addendum : microbiological agents in drinking water.

Geneva : World Health Organization, 2002.

vii, 142 pages ; 24 cm

2nd ed.

"The microbiological review documents contained in this addendum supersede those previously published in volumes 1 and 2 of the second edition of the Guidelines for drinking-water quality."--Pref.

Includes bibliographical references.