Books:

· Lasers and You. 1995. Toronto: Greenwood publishing co.

· The Extreme Laser.1997. New York: Pocket Books.

Web Sites:

· John Watson. "LASERS." http://vcs.abdn.ac.uk/ENGINEERING/lasers.html

· Lauren Debreceni. "USES FOR LASERS."

http://www.cyberstreet.com/laserone/lasers/uses.html