Los orígenes de la lengua española en América : los primeros cambios en las Islas Canarias, las Antillas y Castilla del Oro. (OCLC #881499422)
I think this is the first time I’ve used America in a subject heading; often the books I catalog with “America” in the title are actually about the United States, but this one really is about the Americas in general, including surrounding islands.
I included the very broad geographic area codes:
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