Dyfyniad APA

Mason, B. H., & Moore, C. B. (1982). Principles of geochemistry. Wiley.

Dyfyniad Arddull Chicago

Mason, Brian Harold, and Carleton B. Moore. Principles of Geochemistry. New York: Wiley, 1982.

Dyfyniad MLA

Mason, Brian Harold, and Carleton B. Moore. Principles of Geochemistry. Wiley, 1982.

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