6. Bibliography

Alicia, W. (2011, March 17). Get more sleep, singapore. Retrieved from

Jammin. (2011, October 20). The bad effects of sleeping late. Retrieved from 

Jessica, J. (2007, June 15). Sleepless in singapore. Retrieved from 
http://www.asiaone.com/Health/Wellness %40 Work/Story/A1Story20070625-15642.html

Lester, K., & Eisen, T. (2009, November 30). Too much time online hurts your grades
Retrieved from http://news.asiaone.com/News/Education/Story/A1Story20091130-183029.html

Gaudin, S. (2011, March 07). Can't sleep? blame your computer, cell phone. Retrieved from http://www.computerworld.com/s/article/9213647/Can_t_sleep_Blame_your_computer_cell_phone

Christian, N. (2010, September 01). Less Than 5 Hours of Sleep Linked to Higher Mental Illness Risk. Retrieved from http://www.medicalnewstoday.com/articles/199642.php

National Sleep Foundation. (2011, Unknown). Teens and Sleep. Retrieved from http://www.sleepfoundation.org/article/sleep-topics/teens-and-sleep

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