Dyfyniad APA

National Academy of Sciences (U.S.) & ebrary, Inc. (2003). Biographical memoirs. National Academies Press.

Dyfyniad Arddull Chicago

National Academy of Sciences (U.S.) and Inc ebrary. Biographical Memoirs. Washington, D.C.: National Academies Press, 2003.

Dyfyniad MLA

National Academy of Sciences (U.S.) and Inc ebrary. Biographical Memoirs. National Academies Press, 2003.

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