Dyfyniad APA
ebrary, Inc. (2004). The selection and use of essential medicines: Report of the WHO Expert Committee, 2003 ; (including the 13th Model List of Essential Medicines). World Health Organization.
Dyfyniad Arddull Chicago
ebrary, Inc. The Selection and Use of Essential Medicines: Report of the WHO Expert Committee, 2003 ; (including the 13th Model List of Essential Medicines). Geneva: World Health Organization, 2004.
Dyfyniad MLA
ebrary, Inc. The Selection and Use of Essential Medicines: Report of the WHO Expert Committee, 2003 ; (including the 13th Model List of Essential Medicines). World Health Organization, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.