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