Nikolaas Tinbergen : Tofauti kati ya masahihisho
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d r2.7.1) (roboti Nyongeza: simple:Niko Tinbergen |
d r2.6.1) (roboti Badiliko: zh:尼古拉斯·廷贝亨 |
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Mstari 43:
[[uk:Ніколас Тінберген]]
[[yo:Nikolaas Tinbergen]]
[[zh:尼
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