APA Style

Bratain, B, M, A, F, C, S, O, G. (2015). British national formulary.69 (69th (March - September) ed). London: Pharmaceutical Press.

MLA Style

Bratain, British, Medical, AssociationJoint, Formulary, CommitteePharmacutical, Society, Of, Great. "British national formulary.69". 69th (March - September) ed London: Pharmaceutical Press, 2015. Text.