Cita APA (7a ed.)

Martindale, W., Blacow, N. W., & Wade, A. (1972). The extra pharmacopoeia (26a ed. [repr.].). Pharmaceutical Press.

Cita Chicago Style (17a ed.)

Martindale, William, Norman W. Blacow, y Ainley Wade. The Extra Pharmacopoeia. 26a ed. [repr.]. London: Pharmaceutical Press, 1972.

Cita MLA (9a ed.)

Martindale, William, et al. The Extra Pharmacopoeia. 26a ed. [repr.]. Pharmaceutical Press, 1972.