Richardson, W. S. (1968). The discovery of the inert gases. Published for the Nuffield Foundation by the Longmans/Penguin Books.
Chicago-viite (17. p.)Richardson, William Stobbart. The Discovery of the Inert Gases. London: Published for the Nuffield Foundation by the Longmans/Penguin Books, 1968.
MLA-viite (9. p.)Richardson, William Stobbart. The Discovery of the Inert Gases. Published for the Nuffield Foundation by the Longmans/Penguin Books, 1968.
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