World Health Organization. Regional Office for Europe, ebrary, Inc, & Amann, M. (2008). Health risks of ozone from long-range transboundary air pollution. World Health Organization, Regional Office for Europe.
芝加哥风格引文World Health Organization. Regional Office for Europe, Inc ebrary, 与 Madrkus Amann. Health Risks of Ozone from Long-range Transboundary Air Pollution. Copenhagen: World Health Organization, Regional Office for Europe, 2008.
MLA引文World Health Organization. Regional Office for Europe, et al. Health Risks of Ozone from Long-range Transboundary Air Pollution. World Health Organization, Regional Office for Europe, 2008.
警告：这些引文格式不一定是100％准确.