Dyfyniad APA
ebrary, Inc. (1985). Oil in the sea: Inputs, fates, and effects. National Academy Press.
Dyfyniad Arddull Chicago
ebrary, Inc. Oil in the Sea: Inputs, Fates, and Effects. Washington, D.C.: National Academy Press, 1985.
Dyfyniad MLA
ebrary, Inc. Oil in the Sea: Inputs, Fates, and Effects. National Academy Press, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.