Dyfyniad APA

Rothernberg. J & Heggie, G. I. (1947). Management of Water Quality and the Environment. Macmillan.

Dyfyniad Arddull Chicago

Rothernberg. J and G. Ian Heggie. Management of Water Quality and the Environment. London: Macmillan, 1947.

Dyfyniad MLA

Rothernberg. J and G. Ian Heggie. Management of Water Quality and the Environment. Macmillan, 1947.

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