APA استشهاد

Creasy, T. S., Veitch, P. S., & Bell, P. R. (1987). A relationship between perioperative blood transfusion and recurrence of carcinoma of the sigmoid colon following potentially curative surgery. Royal College of Surgeons of England.

استشهاد بنمط شيكاغو

Creasy, T. S., P. S. Veitch, و P. R. Bell. A Relationship between Perioperative Blood Transfusion and Recurrence of Carcinoma of the Sigmoid Colon Following Potentially Curative Surgery. Royal College of Surgeons of England, 1987.

MLA استشهاد

Creasy, T. S., P. S. Veitch, و P. R. Bell. A Relationship between Perioperative Blood Transfusion and Recurrence of Carcinoma of the Sigmoid Colon Following Potentially Curative Surgery. Royal College of Surgeons of England, 1987.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.