World Health Organization, Geneva. (2006). Concise international chemical assessment document (CICAD) 68: Tetrachloroethene. World Health Organization.
Čikaški stil citiranja (17. izdanje)World Health Organization, Geneva. Concise International Chemical Assessment Document (CICAD) 68: Tetrachloroethene. Geneva: World Health Organization, 2006.
MLA način citiranja (8. izdanje)World Health Organization, Geneva. Concise International Chemical Assessment Document (CICAD) 68: Tetrachloroethene. World Health Organization, 2006.
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