NICKLESS, G. (1968). Inorganic sulphur Chemistry. Elsevier.
Tohutoru Kātū Chicago (17th ed.)NICKLESS, G. Inorganic Sulphur Chemistry. Amsterdam: Elsevier, 1968.
Tohutoro MLA (9th ed.)NICKLESS, G. Inorganic Sulphur Chemistry. Elsevier, 1968.
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