Não informado. (1947). Journal of the Society of Dairy Technology. Society of Dairy Technology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Society of Dairy Technology. Wembley, Inglaterra: Society of Dairy Technology, 1947.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Society of Dairy Technology. Society of Dairy Technology, 1947.
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