J.R.Partington. A Textbook of inorganic chemistry. Macmillan.
Lua i Stíl Chicago (17ú heag.)J.R.Partington. A Textbook of Inorganic Chemistry. Macmillan.
Lua MLA (8ú heag.)J.R.Partington. A Textbook of Inorganic Chemistry. Macmillan.
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