British Herbal Medicine Association. Scientific Committee. (1989). The British herbal pharmacopoeia, 1983. British Herbal Medicine Association.
Cita Chicago Style (17a ed.)British Herbal Medicine Association. Scientific Committee. The British Herbal Pharmacopoeia, 1983. Bournemouth: British Herbal Medicine Association, 1989.
Cita MLA (9a ed.)British Herbal Medicine Association. Scientific Committee. The British Herbal Pharmacopoeia, 1983. British Herbal Medicine Association, 1989.
Precaución: Estas citas no son 100% exactas.