Não informado. (2018). Proceedings of the University of Durham Philosophical Society. University of Durham.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the University of Durham Philosophical Society. Newcastle upon Tyne, Inglaterra: University of Durham, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the University of Durham Philosophical Society. University of Durham, 2018.
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