Richardson, W. S. (1968). The discovery of the inert gases. Published for the Nuffield Foundation by the Longmans/Penguin Books.
Chicago-referens (17:e uppl.)Richardson, William Stobbart. The Discovery of the Inert Gases. London: Published for the Nuffield Foundation by the Longmans/Penguin Books, 1968.
MLA-referens (9:e uppl.)Richardson, William Stobbart. The Discovery of the Inert Gases. Published for the Nuffield Foundation by the Longmans/Penguin Books, 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.