Dyfyniad APA

Brackus, G., & Parker, R. C. (1996). Foundations of geomagnetism. Cambridge University Press.

Dyfyniad Arddull Chicago

Brackus, George, and Robert Constable Parker. Foundations of Geomagnetism. Cambridge: Cambridge University Press, 1996.

Dyfyniad MLA

Brackus, George, and Robert Constable Parker. Foundations of Geomagnetism. Cambridge University Press, 1996.

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