Harkins, H. N., & Nyhus, L. M. (1969). Surgery of the stomach and duodenum. Little, Brown.
Chicago Style aipamenaHarkins, Henry Nelson, and Lloyd M. Nyhus. Surgery of the Stomach and Duodenum. Boston: Little, Brown, 1969.
MLA aipamenaHarkins, Henry Nelson, and Lloyd M. Nyhus. Surgery of the Stomach and Duodenum. Little, Brown, 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.