(http://www.onoi.org/images/stories/bookcover/dorgmai.jpg)
คลิ๊กที่นี่เพื่ออ่าน (http://www.onoi.org/images/stories/pdf/dorgmai.pdf)
http://www.onoi.org/index.php?option=com_content&view=article&id=176:2009-07-07-18-13-05&catid=35:book-by-student&Itemid=115 (http://www.onoi.org/index.php?option=com_content&view=article&id=176:2009-07-07-18-13-05&catid=35:book-by-student&Itemid=115)