Fritz, A. G. (2000). International classification of diseases for oncology: ICD-O (3rd ed.). World Health Organization.
Chicago-viite (17. p.)Fritz, April G. International Classification of Diseases for Oncology: ICD-O. 3rd ed. Geneva: World Health Organization, 2000.
MLA-viite (8. p.)Fritz, April G. International Classification of Diseases for Oncology: ICD-O. 3rd ed. World Health Organization, 2000.
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