Dyfyniad APA

Berner, E. K. (1996). Global environment: Water, air, and geochemical cycles. Prentice-Hall.

Dyfyniad Arddull Chicago

Berner, Elizabeth Kay. Global Environment: Water, Air, and Geochemical Cycles. New Jersey: Prentice-Hall, 1996.

Dyfyniad MLA

Berner, Elizabeth Kay. Global Environment: Water, Air, and Geochemical Cycles. Prentice-Hall, 1996.

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