Dyfyniad APA

(2007). BRITISH PHARMACOPOEIA 2008. British Pharmacopoeia Commission,Stationary Office.

Dyfyniad Arddull Chicago

BRITISH PHARMACOPOEIA 2008. London: British Pharmacopoeia Commission,Stationary Office, 2007.

Dyfyniad MLA

BRITISH PHARMACOPOEIA 2008. British Pharmacopoeia Commission,Stationary Office, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.