Cita APA (7a ed.)

(2010). British pharmacopoeia 2011. The Stationery Office.

Cita Chicago Style (17a ed.)

British Pharmacopoeia 2011. London: The Stationery Office, 2010.

Cita MLA (8a ed.)

British Pharmacopoeia 2011. The Stationery Office, 2010.