my $record = &GetMarcBiblio( $tag->{biblionumber} );
$tag->{subtitle} = GetRecordValue( 'subtitle', $record, GetFrameworkCode( $tag->{biblionumber} ) );
my $record = &GetMarcBiblio( $tag->{biblionumber} );
$tag->{subtitle} = GetRecordValue( 'subtitle', $record, GetFrameworkCode( $tag->{biblionumber} ) );