GREAT LAKES REGION (NORTH AMERICA)
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BTNORTHERN AMERICA (USA AND CANADA)
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UDC(71+73*LAKE REGION)
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Descriptor GERGROSSE SEEN REGION (NORDAMERIKA)
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Descriptor ENGGREAT LAKES REGION (NORTH AMERICA)
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Descriptor FREGRANDS LACS, RÉGION (AMÉRIQUE DU NORD)
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Variant GERGREAT LAKES REGION (NORDAMERIKA)
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Variant FREGREAT LAKES REGION (AMÉRIQUE DU NORD)
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NTGREAT LAKES (NORTH AMERICAN WATERS)