Dyfyniad APA

Drever, J. I. (1997). Geochemistry of natural waters: :surface and droundwater environments (3rd ed.). Prentice-Hall of India.

Dyfyniad Arddull Chicago

Drever, James I. Geochemistry of Natural Waters: :surface and Droundwater Environments. 3rd ed. New Jersey: Prentice-Hall of India, 1997.

Dyfyniad MLA

Drever, James I. Geochemistry of Natural Waters: :surface and Droundwater Environments. 3rd ed. Prentice-Hall of India, 1997.

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