APA
World Health Organization, . (2006). Preventive chemotherapy in human helminthiasis: coordinated use of anthelminthic drugs in control interventions:a manual for health professionals and programme managers. Geneva: World Health Oraganization.
Chicago
World Health Organization, . 2006. Preventive chemotherapy in human helminthiasis: coordinated use of anthelminthic drugs in control interventions:a manual for health professionals and programme managers. Geneva: World Health Oraganization.
Harvard
World Health Organization, . (2006). Preventive chemotherapy in human helminthiasis: coordinated use of anthelminthic drugs in control interventions:a manual for health professionals and programme managers. Geneva: World Health Oraganization.
MLA
World Health Organization, . Preventive chemotherapy in human helminthiasis: coordinated use of anthelminthic drugs in control interventions:a manual for health professionals and programme managers. Geneva: World Health Oraganization. 2006.