$column_data{description} = "<td align=center>$ref->{description} </td>";
$column_data{source} = "<td align=center>$ref->{source} </td>";
$column_data{notes} = "<td align=center>$ref->{notes} </td>";
$column_data{description} = "<td align=center>$ref->{description} </td>";
$column_data{source} = "<td align=center>$ref->{source} </td>";
$column_data{notes} = "<td align=center>$ref->{notes} </td>";