APA
World health organization, . (1990). The rational use of drugs in the management of acute diarrhoea in children. World health organization, Geneva: .
Chicago
World health organization, . 1990. The rational use of drugs in the management of acute diarrhoea in children. World health organization, Geneva: .
Harvard
World health organization, . (1990). The rational use of drugs in the management of acute diarrhoea in children. World health organization, Geneva: .
MLA
World health organization, . The rational use of drugs in the management of acute diarrhoea in children. World health organization, Geneva: . 1990.