References
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- _____, , 1972. The breeding biology of the rook Corvus frugilegus L. in Canterbury, New Zealand, Notornis 19 ((2)) (1972), pp. 118–39.
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- Stidolph, R. H. D., 1943. Summarised Classified Notes, N.Z. Bird Notes 1 ((3)) (1943), p. 32.
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