เเหล่งข้อมูลอ้างอิง

http://www.scimath.org/socialnetwork/groups/viewbulletin/721-%E0%B8%A3%E0%B8%B0%E0%B8%9A%E0%B8%9A%E0%B8%81%E0%B8%A5%E0%B9%89%E0%B8%B2%E0%B8%A1%E0%B9%80%E0%B8%99%E0%B8%B7%E0%B9%89%E0%B8%AD+(Muscular+system)?groupid=181

http://muscularsystemmwits42.blogspot.com/2012/06/test.html

http://www.thaigoodview.com/node/32442

http://www.trueplookpanya.com/true/knowledge_youtube.php?youtube_id=274

http://www.learners.in.th/blogs/posts/493050