All pages in index - Wordpress

<?php query_posts(array('post_type'=>'page','order'=>'ASC')); ?>
<?php while ( have_posts() ) : the_post() ?>
<?php
global $post;
$slug = $post->post_name;
?>
<div id="<?php echo $slug; ?>" class="wrapper">
<?php get_template_part($slug); ?>
<?php wp_reset_postdata(); ?>
</div><!-- main -->
<?php endwhile ?>
<?php wp_reset_query(); ?>