APA Format
World Health Organization, 2006 . (). Tetrachloroethene. : Geneva: World Health Organization, 2006
MLA Format
World Health Organization, 2006 . Tetrachloroethene. : Geneva: World Health Organization, 2006,
Australian/Harvard Format
World Health Organization, 2006 . . Tetrachloroethene. Geneva: World Health Organization, 2006, 
Warning: These citations may not always be 100% accurate.