Subject.inc.php

<?php
 
import('classes.codelist.CodelistItem');
 
class Subject extends CodelistItem {
 
   var $_onixSubjectSchemeIdentifier = 12;
 
   function __construct() {
      parent::__construct();
   }
 
   function getOnixSubjectSchemeIdentifier() {
      return $this->_onixSubjectSchemeIdentifier;
   }
}