Washington (State). Department of Ecology & Washington Water Power Company. (1996). Responsiveness summary: WWP central steam plant remedial investigation/feasiblity study. The Department, Eastern Regional Office.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Washington (State). Department of Ecology và Washington Water Power Company. Responsiveness Summary: WWP Central Steam Plant Remedial Investigation/feasiblity Study. Spokane, Wash.: The Department, Eastern Regional Office, 1996.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Washington (State). Department of Ecology và Washington Water Power Company. Responsiveness Summary: WWP Central Steam Plant Remedial Investigation/feasiblity Study. The Department, Eastern Regional Office, 1996.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.