583980 Kohl, P., & Medlar, S. J. (2007). Occurrence of manganese in drinking water and manganese control [electronic resource]. Denver, CO : Awwa Research Foundation ; American Water Works Association.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)583980 Kohl, P., ба Steven J. Medlar. Occurrence of Manganese in Drinking Water and Manganese Control [electronic Resource]. Denver, CO : Awwa Research Foundation ; American Water Works Association, 2007.
MLA -ийн эшлэл (9 дэх хэвлэлт)583980 Kohl, P., ба Steven J. Medlar. Occurrence of Manganese in Drinking Water and Manganese Control [electronic Resource]. Denver, CO : Awwa Research Foundation ; American Water Works Association, 2007.
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