United States. Environmental Protection Agency & United States. Environmental Response Team. (1980). Sampling for hazardous materials. Environmental Protection Agency.
Цитирование в стиле Чикаго (17-е изд.)United States. Environmental Protection Agency и United States. Environmental Response Team. Sampling for Hazardous Materials. [Cincinnati, Ohio]: Environmental Protection Agency, 1980.
Цитирование MLA (8-е изд.)United States. Environmental Protection Agency и United States. Environmental Response Team. Sampling for Hazardous Materials. Environmental Protection Agency, 1980.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.