Dyfyniad APA

Dean, J. R. (1998). Extraction methods for environmental analysis. John Wiley & Sons.

Dyfyniad Arddull Chicago

Dean, John R. Extraction Methods for Environmental Analysis. England: John Wiley & Sons, 1998.

Dyfyniad MLA

Dean, John R. Extraction Methods for Environmental Analysis. John Wiley & Sons, 1998.

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