Cited: Google Maps. Web. 05 June 2011. . "Reflection, Refraction, and Diffraction." The Physics Classroom. Web. 05 June 2011. . "Shoreline Restoration at the East Coast Continues until Aug 10." Wild Shores of Singapore. Web. 05 June 2011. . "Singapore 's Water Supply Safe from Oil Spill - Channel NewsAsia." Channel NewsAsia - Latest News, Singapore, Asia, World and Business News Channelnewsasia.com. Web. 05 June 2011. .
Cited: Google Maps. Web. 05 June 2011. . "Reflection, Refraction, and Diffraction." The Physics Classroom. Web. 05 June 2011. . "Shoreline Restoration at the East Coast Continues until Aug 10." Wild Shores of Singapore. Web. 05 June 2011. . "Singapore 's Water Supply Safe from Oil Spill - Channel NewsAsia." Channel NewsAsia - Latest News, Singapore, Asia, World and Business News Channelnewsasia.com. Web. 05 June 2011. .