AN ULLMANN'S. (1999). An Ullmann's encyclopedia industrial inorganic chemicals and products volume 4: Hydrogen peroxide to phosgene. Wiley-VCH.
Chicago Style aipamenaAN ULLMANN'S. An Ullmann's Encyclopedia Industrial Inorganic Chemicals and Products Volume 4: Hydrogen Peroxide to Phosgene. Weinheim: Wiley-VCH, 1999.
MLA aipamenaAN ULLMANN'S. An Ullmann's Encyclopedia Industrial Inorganic Chemicals and Products Volume 4: Hydrogen Peroxide to Phosgene. Wiley-VCH, 1999.
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