| Authors(s) | Lloyd C.S. |
| Year | 1976 |
| Title | The breeding biology and survival of the Razorbill Alca torda L.. Unpublished D.Phil. thesis, University of Oxford 150pp |
| Authors(s) | Lloyd C.S. |
| Year | 1976 |
| Title | The breeding biology and survival of the Razorbill Alca torda L.. Unpublished D.Phil. thesis, University of Oxford 150pp |