Dyfyniad APA
ebrary, Inc. (1998). Review of NASA's distributed active archive centers. National Academy Press.
Dyfyniad Arddull Chicago
ebrary, Inc. Review of NASA's Distributed Active Archive Centers. Washington, D.C.: National Academy Press, 1998.
Dyfyniad MLA
ebrary, Inc. Review of NASA's Distributed Active Archive Centers. National Academy Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.