Cita APA (7th ed.)
Medical economics. (1997). Physicians· desk reference (51a.ed.). Medical economics.
Cita Chicago (17th ed.)
Medical economics. Physicians· Desk Reference. 51a.ed. Medical economics, 1997.
Cita MLA (9th ed.)
Medical economics. Physicians· Desk Reference. 51a.ed. Medical economics, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.