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Ardea Official journal of the Netherlands Ornithologists' Union |
| Ashmole M.J. & Ashmole N.P. (1967) Notes on sea-birds 20. Notes on the breeding season and food of the Red-footed Booby (Sula sula) on Oahu, Hawaii. ARDEA 55 (3-4): 265-267 |
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no summary available |