Kassaye Tarik, Receveur Olivier, Johns Timothy, & Becklake Margaret R. (2001). Prevalence of vitamin A deficiency in children aged 6-9 years in Wukro, northern Ethiopia. The World Health Organization.
Chicago Style (17th ed.) CitationKassaye Tarik, Receveur Olivier, Johns Timothy, and Becklake Margaret R. Prevalence of Vitamin A Deficiency in Children Aged 6-9 Years in Wukro, Northern Ethiopia. The World Health Organization, 2001.
MLA (9th ed.) CitationKassaye Tarik, et al. Prevalence of Vitamin A Deficiency in Children Aged 6-9 Years in Wukro, Northern Ethiopia. The World Health Organization, 2001.
Warning: These citations may not always be 100% accurate.