APA
World Health Organization, . (1978). Growth chart for international use in maternal and child health care: guidelines for primary health care personnel. Geneva: World Health Oraganization.
Chicago
World Health Organization, . 1978. Growth chart for international use in maternal and child health care: guidelines for primary health care personnel. Geneva: World Health Oraganization.
Harvard
World Health Organization, . (1978). Growth chart for international use in maternal and child health care: guidelines for primary health care personnel. Geneva: World Health Oraganization.
MLA
World Health Organization, . Growth chart for international use in maternal and child health care: guidelines for primary health care personnel. Geneva: World Health Oraganization. 1978.