APA aipamena

Hunt, B. J., & Yacoub, M. (1991). Aprotinin and cardiac surgery.

Chicago Style aipamena

Hunt, B J., and M. Yacoub. Aprotinin and Cardiac Surgery. 1991.

MLA aipamena

Hunt, B J., and M. Yacoub. Aprotinin and Cardiac Surgery. 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.