$media	=	null
$document	=	""

        
        if(!isset($media['format'])){        
            foreach($media as $item)

showMediaHelper::document() - APP/views/helpers/show_media.php, line 344
include - APP/views/elements/articles/referance.ctp, line 11
View::_render() - CORE/cake/libs/view/view.php, line 662
View::element() - CORE/cake/libs/view/view.php, line 343
include - APP/views/books/view.ctp, line 13
View::_render() - CORE/cake/libs/view/view.php, line 662
View::render() - CORE/cake/libs/view/view.php, line 376
Controller::render() - CORE/cake/libs/controller/controller.php, line 799
Dispatcher::_invoke() - CORE/cake/dispatcher.php, line 230
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 194
[main] - APP/webroot/index.php, line 97