Dyfyniad APA

METHODS. Methods for the determination of metals and organic chemicals in enviromental samples. Noyes Pub.; 1996.

Dyfyniad Arddull Chicago

METHODS. Methods for the Determination of Metals and Organic Chemicals in Enviromental Samples. New Jersey: Noyes Pub.; 1996.

Dyfyniad MLA

METHODS. Methods for the Determination of Metals and Organic Chemicals in Enviromental Samples. Noyes Pub.; 1996.

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