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Ardea Official journal of the Netherlands Ornithologists' Union |
| Voous K.H. (1970) Boekbespreking. Oldendorff R.R. & Oldendorff S.E. 1968-1970. An extensive bibliography of falconry, eagles, hawks, falcons, and other diurnal birds of prey. I-III. ARDEA 58 (3-4): 278-278 |
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geen Nederlandse samenvatting beschikbaar op internet |