Ansel,Howard. (2006). Pharmaceutical calculations,12th edn.
Cita Chicago (17th ed.)Ansel,Howard. Pharmaceutical Calculations,12th Edn. New Delhi, 2006.
Cita MLA (9th ed.)Ansel,Howard. Pharmaceutical Calculations,12th Edn. 2006.
Atenció: Aquestes cites poden no estar 100% correctes.