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| 003 | ES-SlBCS | ||
| 005 | 20210601125057.0 | ||
| 008 | 140529s1987 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
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_aBoyer, David S. _9152916 |
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| 245 | 0 | 0 |
_aWaterton-Glacier: Pride of Two Nations _c David S. Boyer |
| 651 | 4 |
_aCanadá _9144655 |
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_tNational Geographic _gnº. 6, 1987, págs. 796-823 _wRev289 |
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| 942 | _cAR | ||
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_c524363 _d524363 |
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