Bibliography:

1. Concepts of Modern physics by Sir Arthur Beiser.
2. Basics of Quantum mechanics by Ajoy Ghatak and S.Lokanathan.
3. Willett, Edward. The basics of quantum physics : understanding the photoelectric effect and line spectra. New York: Rosen Pub. Group, 2005.
4. Vandome, John. Photoelectric effect. S.l: Vdm Publishing House, 2009.
5. Serway, Raymond. College physics. Belmont, CA: Brooks/Cole, Cengage Learning, 2009.

Webliography:

1. www.citycollegiate.com/physicsXII_17a.htm
2. en.wikipedia.org/wiki/Photoelectric_effect
3. http://www.youtube.com/watch?v=UWT-bgYRh7g
4. http://www.youtube.com/watch?v=lTxs1usXSmk&feature=related