use Data::Dumper;
print Dumper \@list_of_lists;
__END__
OUTPUT:
$VAR1 = [
          [
            'Mustang',
            'Bronco',
            'Ranger'
          ],
          [
            'Cavalier',
            'Suburban',
            'Buick'
          ],
          [
            'Lebaron',
            'Ram'
          ]
        ];