Não informado. (1976). Phosphorus and sulfur and the related elements. Gordon and Breach.
Chicago-viite (17. p.)Não informado. Phosphorus and Sulfur and the Related Elements. New York: Gordon and Breach, 1976.
MLA-viite (8. p.)Não informado. Phosphorus and Sulfur and the Related Elements. Gordon and Breach, 1976.
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