Παραπομπή APA

Balint, J. A. (1977). Gatrointestinal bleeding: Diagnosis and management. Wiley Eastern.

Παραπομπή Chicago Style

Balint, John A. Gatrointestinal Bleeding: Diagnosis and Management. New York: Wiley Eastern, 1977.

Παραπομπή MLA

Balint, John A. Gatrointestinal Bleeding: Diagnosis and Management. Wiley Eastern, 1977.