Não informado. (2018). Proceedings of the Royal Institution of Great Britain. Royal Institution of Great Britain.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Royal Institution of Great Britain. London: Royal Institution of Great Britain, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Royal Institution of Great Britain. Royal Institution of Great Britain, 2018.
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