APA Format
World Health Organization (WHO) . (). Ethylene oxide, CICAD.54. : Geneva WHO 2003
MLA Format
World Health Organization (WHO) . Ethylene oxide, CICAD.54. : Geneva WHO 2003,
Australian/Harvard Format
World Health Organization (WHO) . . Ethylene oxide, CICAD.54. Geneva WHO 2003, 
Warning: These citations may not always be 100% accurate.