APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (2001). Studies from the Douglas Smith Foundation for Medical Research of the University of Chicago. University of Chicago.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Studies from the Douglas Smith Foundation for Medical Research of the University of Chicago. Chicago, Ill: University of Chicago, 2001.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Studies from the Douglas Smith Foundation for Medical Research of the University of Chicago. University of Chicago, 2001.

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