Ontario Industrial Waste Conference Toronto & Ontario. Ministry of the Environment. (1983). Proceedings of the thirtieth Ontario Industrial Waste Conference held at the Prince Hotel, Toronto, Ontario, June 12-15, 1983. Ontario Ministry of the Environment.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Ontario Industrial Waste Conference Toronto và Ontario. Ministry of the Environment. Proceedings of the Thirtieth Ontario Industrial Waste Conference Held at the Prince Hotel, Toronto, Ontario, June 12-15, 1983. [Toronto]: Ontario Ministry of the Environment, 1983.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Ontario Industrial Waste Conference Toronto và Ontario. Ministry of the Environment. Proceedings of the Thirtieth Ontario Industrial Waste Conference Held at the Prince Hotel, Toronto, Ontario, June 12-15, 1983. Ontario Ministry of the Environment, 1983.