SpringerLink (Online service) & Norton, J. A. (2008). Surgery: Basic science and clinical evidence (2nd ed.). Springer New York.
Chicago Style aipamenaSpringerLink (Online service) and Jeffrey A. Norton. Surgery: Basic Science and Clinical Evidence. 2nd ed. New York: Springer New York, 2008.
MLA aipamenaSpringerLink (Online service) and Jeffrey A. Norton. Surgery: Basic Science and Clinical Evidence. 2nd ed. Springer New York, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.