World Health Organization World Plumbing Council. (2006). Health aspects of plumbing. World health Organization.
芝加哥风格引文World Health Organization World Plumbing Council. Health Aspects of Plumbing. Geneva: World health Organization, 2006.
MLA引文World Health Organization World Plumbing Council. Health Aspects of Plumbing. World health Organization, 2006.
警告：这些引文格式不一定是100％准确.