/**
  * Retrieve select object for load object data
  * This gets the default select, plus the attribute id and code
  *
  * @param   string $field
  * @param   mixed $value
  * @return  Zend_Db_Select
  */
 protected function _getLoadSelect($field, $value, $object)
 {
     $select = parent::_getLoadSelect($field, $value, $object)->join(array('_option_table' => $this->getTable('eav/attribute_option')), '`_option_table`.`option_id` = `main_table`.`option_id`', '')->join(array('_attribute_table' => $this->getTable('eav/attribute')), '`_attribute_table`.`attribute_id`=`_option_table`.`attribute_id`', array('attribute_id', 'attribute_code', 'frontend_label'));
     return $select;
 }