Dyfyniad APA
ebrary, Inc. (2004). Challenges for the chemical sciences in the 21st century: Health and medicine. National Academy Press.
Dyfyniad Arddull Chicago
ebrary, Inc. Challenges for the Chemical Sciences in the 21st Century: Health and Medicine. Washington, D.C.: National Academy Press, 2004.
Dyfyniad MLA
ebrary, Inc. Challenges for the Chemical Sciences in the 21st Century: Health and Medicine. National Academy Press, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.