Não informado. (2010). Northwestern University Bulletin. Northwestern University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Northwestern University Bulletin. Evanston, Ill: Northwestern University, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Northwestern University Bulletin. Northwestern University, 2010.
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