Barnhart, E. R. Physicians' desk reference for nonprescription drugs (7a ed.).
Cita Chicago (17th ed.)Barnhart, Edward R. Physicians' Desk Reference for Nonprescription Drugs. 7a ed.
Cita MLA (8th ed.)Barnhart, Edward R. Physicians' Desk Reference for Nonprescription Drugs. 7a ed.
Atenció: Aquestes cites poden no estar 100% correctes.