Display a menu of child pgs on parent pg

childpg-menu

<?php
			  $children = wp_list_pages('title_li=&child_of='.$post->ID.'&echo=0&sort_column=menu_order');
			  if ($children) { ?>

			  <section class="child-menu parent-pg">
				  <ul>
				  	<li class="icon-arrow"></li>
				  	<?php echo $children; ?>
				  </ul>
				</section>
			  <?php }
			?>