Nickless, G. (1968). Inorganic sulphur chemistry. Elsevier Publishing.
Cita Chicago (17th ed.)Nickless, Graham. Inorganic Sulphur Chemistry. Amsterdam: Elsevier Publishing, 1968.
Cita MLA (9th ed.)Nickless, Graham. Inorganic Sulphur Chemistry. Elsevier Publishing, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.