World Health Organization. (2000). Environmental health criteria 214: Human exposure assessment. World health Organization.
Цитирование в стиле Чикаго (17-е изд.)World Health Organization. Environmental Health Criteria 214: Human Exposure Assessment. Geneva: World health Organization, 2000.
Цитирование MLA (8-е изд.)World Health Organization. Environmental Health Criteria 214: Human Exposure Assessment. World health Organization, 2000.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.