(1997). Application of the international classification of diseases to neurology: ICD-NA (2.). World Health Organisation.
Dyfyniad Arddull ChicagoApplication of the International Classification of Diseases to Neurology: ICD-NA. 2. Geneva: World Health Organisation, 1997.
Dyfyniad MLAApplication of the International Classification of Diseases to Neurology: ICD-NA. 2. World Health Organisation, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.