Não informado. (2004). Journal of the International College of Surgeons. International College of Surgeons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the International College of Surgeons. Chicago, Ill: International College of Surgeons, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the International College of Surgeons. International College of Surgeons, 2004.
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