Dyfyniad APA

British pharmacopoeia commission. (2007). British pharmacopoeia 2007. The Stationery Office.

Dyfyniad Arddull Chicago

British pharmacopoeia commission. British Pharmacopoeia 2007. London: The Stationery Office, 2007.

Dyfyniad MLA

British pharmacopoeia commission. British Pharmacopoeia 2007. The Stationery Office, 2007.

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