Pirovaskaya. O SEVEN ELEMENTS THAT HAVE CHANGED THE WORLD - 1 - Weidenfeld & Niclson, London 2013/01/01 - 279 Source: Purchase Current Books (india) P.ltd, Kuriantower Subjects--Uniform Titles: INORGANIC CHEMISTRY Subjects--Topical Terms: Chemistry Allied Sciences Dewey Class. No.: 546