Dyfyniad APA

Dean, J. R. (2003). Methods for environmental trace analysis. Wiley. https://doi.org/10.1002/0470863250

Dyfyniad Arddull Chicago

Dean, John R. Methods for Environmental Trace Analysis. Chichester, West Sussex, England, Hoboken, NJ: Wiley, 2003. https://doi.org/10.1002/0470863250.

Dyfyniad MLA

Dean, John R. Methods for Environmental Trace Analysis. Wiley, 2003. https://doi.org/10.1002/0470863250.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.