APA (7th ed.) Zitazioa
Armstrong, W. F., Ryan, T., & Feigenbaum, H. (2010). Feigenbaum's echocardiography (Seventh edition.). Wolters Kluwer Health/Lippincott Williams & Wilkins.
Chicago Style (17th ed.) Zitazioa
Armstrong, William F., Thomas Ryan, eta Harvey Feigenbaum. Feigenbaum's Echocardiography. Seventh edition. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins, 2010.
MLA (9th ed.) Zitazioa
Armstrong, William F., et al. Feigenbaum's Echocardiography. Seventh edition. Wolters Kluwer Health/Lippincott Williams & Wilkins, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.