เว็บไซด์ที่เกี่ยวข้อง^^

1. http://eu.lib.kmutt.ac.th/elearning/Courseware/BCT611/Chap1/chapter1_1.html

2. http://th.wikipedia.org/wiki/%E0%B8%81%E0%B8%A3%E0%B8%94%E0%B8%84%E0%B8%B2%E0%B8%A3%E0%B9%8C%E0%B8%9A%E0%B8%AD%E0%B8%81%E0%B8%8B%E0%B8%B4%E0%B8%A5%E0%B8%B4%E0%B8%81


3. http://th.wikipedia.org/wiki/%E0%B8%84%E0%B8%B5%E0%B9%82%E0%B8%95%E0%B8%99

4. http://th.wikipedia.org/wiki/%E0%B9%80%E0%B8%AD%E0%B8%AA%E0%B9%80%E0%B8%97%E0%B8%AD%E0%B8%A3%E0%B9%8C

5. http://th.wikipedia.org/wiki/%E0%B9%81%E0%B8%AD%E0%B8%99%E0%B8%95%E0%B8%B4%E0%B8%9A%E0%B8%AD%E0%B8%94%E0%B8%B5