Friend, J. N. (1920). A text-book of inorganic chemistry. Charles Griffin.
Cita Chicago (17th ed.)Friend, J. Newton. A Text-book of Inorganic Chemistry. London: Charles Griffin, 1920.
Cita MLA (9th ed.)Friend, J. Newton. A Text-book of Inorganic Chemistry. Charles Griffin, 1920.
Atenció: Aquestes cites poden no estar 100% correctes.