Não informado. (1925). Transactions of the Institution of the Rubber Industry. Institution of the Rubber Industry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Transactions of the Institution of the Rubber Industry. London: Institution of the Rubber Industry, 1925.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Transactions of the Institution of the Rubber Industry. Institution of the Rubber Industry, 1925.
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