APA Format
World Health Organization (WHO) . (). "1,1,1,2-Tetrafluoreethane; CICAD, No.11". : Geneva UNEP,ILO, FAO,WHO, UNINDO, UNITAR, OBCD 1998
MLA Format
World Health Organization (WHO) . "1,1,1,2-Tetrafluoreethane; CICAD, No.11". : Geneva UNEP,ILO, FAO,WHO, UNINDO, UNITAR, OBCD 1998,
Australian/Harvard Format
World Health Organization (WHO) . . "1,1,1,2-Tetrafluoreethane; CICAD, No.11". Geneva UNEP,ILO, FAO,WHO, UNINDO, UNITAR, OBCD 1998, 
Warning: These citations may not always be 100% accurate.