World Health Organization & World Health Organization. (2005). Water for life, making it happen. World Health Orgnization.
Цитирование в стиле Чикаго (17-е изд.)World Health Organization и World Health Organization. Water for Life, Making It Happen. : World Health Orgnization, 2005.
Цитирование MLA (9-е изд.)World Health Organization и World Health Organization. Water for Life, Making It Happen. World Health Orgnization, 2005.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.