Dyfyniad APA

McKnight, A. D. (1974). Environemtal pollution control, technical, economic and legal aspects. Allen & Unwin.

Dyfyniad Arddull Chicago

McKnight, Allan D. Environemtal Pollution Control, Technical, Economic and Legal Aspects. London: Allen & Unwin, 1974.

Dyfyniad MLA

McKnight, Allan D. Environemtal Pollution Control, Technical, Economic and Legal Aspects. Allen & Unwin, 1974.

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