Dyfyniad APA

Morris, A. S. (2004). ISO 14000 environmental management standards: Engineering and financial aspects. John Wiley & Sons.

Dyfyniad Arddull Chicago

Morris, Alan S. ISO 14000 Environmental Management Standards: Engineering and Financial Aspects. England: John Wiley & Sons, 2004.

Dyfyniad MLA

Morris, Alan S. ISO 14000 Environmental Management Standards: Engineering and Financial Aspects. John Wiley & Sons, 2004.

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