On the influence of environmental factors on the autumn migration of chaffinch and starling: a field study
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| OCLC: | 39818890 |
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| 語言: | English |
| 出版: |
Groningen,
J.B. Wolters,
1965.
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| 格式: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |