Ansel,Howard. (2006). Pharmaceutical calculations,12th edn.
Cita Chicago Style (17a ed.)Ansel,Howard. Pharmaceutical Calculations,12th Edn. New Delhi, 2006.
Cita MLA (9a ed.)Ansel,Howard. Pharmaceutical Calculations,12th Edn. 2006.
Precaución: Estas citas no son 100% exactas.