Dyfyniad APA
ebrary, Inc. (1999). Protecting nuclear weapons materials in Russia. National Academy Press.
Dyfyniad Arddull Chicago
ebrary, Inc. Protecting Nuclear Weapons Materials in Russia. Washington, D.C.: National Academy Press, 1999.
Dyfyniad MLA
ebrary, Inc. Protecting Nuclear Weapons Materials in Russia. National Academy Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.