Displaying hook_form
Please check hook_menu() documentation.

You need to specify page callback arguments like:

'title' =&gt; 'Example Page',
'page callback' =&gt; 'drupal_get_form',
'page arguments' =&gt; array('my_form_id'),
'access arguments' =&gt; array('access content'),
'type' =&gt; MENU_SUGGESTED_ITEM,