The American Bird Conservancy Guide to the 500 Most Important Bird Areas in the United States Robert M. Chipley George H. Fenwick Michael J. Parr David N. Pashley
| Autor: | Cooper, Robert J. |
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| Zdroj: | The Auk, 2004 Jul 01. 121(3), 977-978. |
| Databáze: | JSTOR Journals |
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