Balint, J. A. (1977). Gatrointestinal bleeding: Diagnosis and management. Wiley Eastern.
Chicago Style aipamenaBalint, John A. Gatrointestinal Bleeding: Diagnosis and Management. New York: Wiley Eastern, 1977.
MLA aipamenaBalint, John A. Gatrointestinal Bleeding: Diagnosis and Management. Wiley Eastern, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.