Παραπομπή APA

Cope, V. Z. (1926). Operative Treatment of Acute Perforated Ulcer of the Stomach and Duodenum.

Παραπομπή Chicago Style

Cope, V. Zachary. Operative Treatment of Acute Perforated Ulcer of the Stomach and Duodenum. 1926.

Παραπομπή MLA

Cope, V. Zachary. Operative Treatment of Acute Perforated Ulcer of the Stomach and Duodenum. 1926.

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