World Health Organization (WHO), United Nations Environment Programme, & the International Labour Organizations. (1992). Environmental health criteria 136: 1,1,1 - trichloroethane: International Programme on Chemical Safety (IPCS). World Health Organization (WHO).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Health Organization (WHO), United Nations Environment Programme, و the International Labour Organizations. Environmental Health Criteria 136: 1,1,1 - Trichloroethane: International Programme on Chemical Safety (IPCS). Geneva: World Health Organization (WHO), 1992.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)World Health Organization (WHO), et al. Environmental Health Criteria 136: 1,1,1 - Trichloroethane: International Programme on Chemical Safety (IPCS). World Health Organization (WHO), 1992.