| Citation | Lever, C., 1977. The naturalized animals of the British Isles. London, Hutchinson. 600 p. |
| DOI / ISBN | |
| Paper URL | |
| Ref. No. | 1971 |
| Language | English |
| Usage | not seen |
| Remarks | |
| Find this reference in | Google Scholar | Scirus | Species used from this reference |