<?php
$args = array( \'post_type\' => \'attachment\',***\'meta_key\'=>\'your meta key\',\'meta_value\'=>\'your meta value\',*** \'numberposts\' => -1, \'post_status\' => null, \'post_parent\' => $post->ID ); 
$attachments = get_posts($args);
if ($attachments) {
    foreach ( $attachments as $attachment ) {
        echo apply_filters( \'the_title\' , $attachment->post_title );
        the_attachment_link( $attachment->ID , false );
    }
}
?>