APA
World Health Organization, . (1969). International classification of diseases (vol-2): manual of the international statistical classification of diseases, injuries, and causes of death. Geneva: World Health Oraganization.
Chicago
World Health Organization, . 1969. International classification of diseases (vol-2): manual of the international statistical classification of diseases, injuries, and causes of death. Geneva: World Health Oraganization.
Harvard
World Health Organization, . (1969). International classification of diseases (vol-2): manual of the international statistical classification of diseases, injuries, and causes of death. Geneva: World Health Oraganization.
MLA
World Health Organization, . International classification of diseases (vol-2): manual of the international statistical classification of diseases, injuries, and causes of death. Geneva: World Health Oraganization. 1969.