Nömmik, H. (1953). Fluorine in Swedish agricultural products, soil and drinking water. Royal Swedish Academy of Engineering Sciences.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNömmik, Hans. Fluorine in Swedish Agricultural Products, Soil and Drinking Water. Stockholm: Royal Swedish Academy of Engineering Sciences, 1953.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNömmik, Hans. Fluorine in Swedish Agricultural Products, Soil and Drinking Water. Royal Swedish Academy of Engineering Sciences, 1953.
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