<?xml version="1.0" encoding="UTF-8"?>
<xml><bibliography><APA>Peam Pipattanasomporn และ Attawith Sudsang. (2005) Two-finger caging of concave polygon. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Peam Pipattanasomporn และ Attawith Sudsang. 2005. Two-finger caging of concave polygon. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Peam Pipattanasomporn และ Attawith Sudsang.  Two-finger caging of concave polygon.  ม.ป.ท.:Chulalongkorn University, 2005. Print.</MLA></bibliography></xml>
