<ref name="Sherborn_1937">{{cite journal |first1=C. D. |last1=Sherborn |year=1937 |title=Brewster's Edinburgh encyclopedia. Issued in 18 vols. from 18-- to 1830 |url= |journal=Journal of the Society for the Bibliography of Natural History |publisher= |volume=1 |issue= |pages=112 |doi= }}</ref>