You might find the documentation on perldsc helpful to understand the HoH. 

foreach my $key( keys %people ) {
    print "\nKey is $key:\n";
    foreach my $element ( keys %{$people{$key}} ) {
        print "\t$element", "= $people{$key}{$element}\n";
    }
}

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In reply to Re: hashes of hashes by sara2005
in thread hashes of hashes by valavanp

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