World Health Organization & Wisner, B. (2002). Environmental health in emergencies and disasters: A practical guide. World Health Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)World Health Organization και B. Wisner. Environmental Health in Emergencies and Disasters: A Practical Guide. Geneva: World Health Organization, 2002.
Παραπομπή σε μορφή MLA (9th εκδ.)World Health Organization και B. Wisner. Environmental Health in Emergencies and Disasters: A Practical Guide. World Health Organization, 2002.
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