World Health Organization. (1996). Guidelines for drinking - water quality: Health criteria and other supporting information (Second.). World Health Organization.
Цитирование в стиле Чикаго (17-е изд.)World Health Organization. Guidelines for Drinking - Water Quality: Health Criteria and Other Supporting Information. Second. Geneva: World Health Organization, 1996.
Цитирование MLA (8-е изд.)World Health Organization. Guidelines for Drinking - Water Quality: Health Criteria and Other Supporting Information. Second. World Health Organization, 1996.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.