APA (7th ed.) Zitazioa
Medical economics. (1997). Physicians· desk reference (51a.ed.). Medical economics.
Chicago Style (17th ed.) Zitazioa
Medical economics. Physicians· Desk Reference. 51a.ed. Medical economics, 1997.
MLA (9th ed.) Zitazioa
Medical economics. Physicians· Desk Reference. 51a.ed. Medical economics, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.