Dyfyniad APA
ebrary, Inc, & Johnson, D. A. (2002). Metals and chemical change. Royal Society of Chemistry.
Dyfyniad Arddull Chicago
ebrary, Inc, and D. A. Johnson. Metals and Chemical Change. Cambridge, UK: Royal Society of Chemistry, 2002.
Dyfyniad MLA
ebrary, Inc, and D. A. Johnson. Metals and Chemical Change. Royal Society of Chemistry, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.