Não informado. (1909). Journal of Industrial and Engineering Chemistry. American Chemical Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Industrial and Engineering Chemistry. Washington: American Chemical Society, 1909.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Industrial and Engineering Chemistry. American Chemical Society, 1909.
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