APA-ийн эшлэл(7 дахь хэвлэлт)
World Health Organization & ebrary, Inc. (2002). Addendum, microbiological agents in drinking water (2nd ed.). World Health Organization.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
World Health Organization ба Inc ebrary. Addendum, Microbiological Agents in Drinking Water. 2nd ed. Geneva: World Health Organization, 2002.
MLA -ийн эшлэл (9 дэх хэвлэлт)
World Health Organization ба Inc ebrary. Addendum, Microbiological Agents in Drinking Water. 2nd ed. World Health Organization, 2002.
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