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Language endangerment
Cyhoeddwyd 2019Available for University of the Philippines Baguio via Cambridge Books Online. Click here to access
Electronic Resource -
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Language Death
Cyhoeddwyd 2011Available for University of the Philippines Diliman via Cambridge. Click here to access
Electronic Resource -
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Vanishing voices the extinction of the world's languages
Cyhoeddwyd 2000Publisher description
Llyfr -
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