Não informado. (1938). Notes and Records of the Royal Society of London. Royal Society of London.
Chicago-referens (17:e uppl.)Não informado. Notes and Records of the Royal Society of London. London: Royal Society of London, 1938.
MLA-referens (8:e uppl.)Não informado. Notes and Records of the Royal Society of London. Royal Society of London, 1938.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.