Цитирование APA (7-е изд.)
World Health Organization & ebrary, Inc. (2006). Air quality guidelines: Global update 2005 : particulate matter, ozone, nitrogen dioxide, and sulfur dioxide. World Health Organization.
Цитирование в стиле Чикаго (17-е изд.)
World Health Organization и Inc ebrary. Air Quality Guidelines: Global Update 2005 : Particulate Matter, Ozone, Nitrogen Dioxide, and Sulfur Dioxide. Copenhagen, Denmark: World Health Organization, 2006.
Цитирование MLA (9-е изд.)
World Health Organization и Inc ebrary. Air Quality Guidelines: Global Update 2005 : Particulate Matter, Ozone, Nitrogen Dioxide, and Sulfur Dioxide. World Health Organization, 2006.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.