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Dyfyniad Arddull ChicagoWorld Health Organization (WHO). Preventive Chemotherapy in Human Helminthiasis: Coordinated Use of Anthelminthic Drugs in Control Interventions: A Manual for Health Professionals and Programme Managers. Switzerland: The World Health Organization (WHO), 2006.
Dyfyniad MLAWorld Health Organization (WHO). Preventive Chemotherapy in Human Helminthiasis: Coordinated Use of Anthelminthic Drugs in Control Interventions: A Manual for Health Professionals and Programme Managers. Switzerland: The World Health Organization (WHO), 2006.