| Citation | Hailman, J.P. 1961 Age of laughing gull chicks indicated by tarsal length. Bird Banding 32:223-226. |
| DOI / ISBN | |
| Paper URL | http://www.jstor.org/stable/4510895 |
| Ref. No. | 92213 |
| Language | English |
| Usage | not used yet |
| Remarks | |
| Find this reference in | Google Scholar | Scirus | Species used from this reference |
| Cross references |