United States. Army. Corps of Engineers. Seattle District. (1992). Wetland plants of the Pacific Northwest. US Army Corps of Engineers, Seattle District.
Цитирование в стиле Чикаго (17-е изд.)United States. Army. Corps of Engineers. Seattle District. Wetland Plants of the Pacific Northwest. [Seattle, Wash.?]: US Army Corps of Engineers, Seattle District, 1992.
Цитирование MLA (8-е изд.)United States. Army. Corps of Engineers. Seattle District. Wetland Plants of the Pacific Northwest. US Army Corps of Engineers, Seattle District, 1992.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.