Não informado. (1948). Drug and allied industries. Drug, Vitamin and Allied Industries.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Drug and Allied Industries. Washington: Drug, Vitamin and Allied Industries, 1948.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Drug and Allied Industries. Drug, Vitamin and Allied Industries, 1948.
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