* {{cite book|author=Serway, Raymond A.; Jewett, John W.|title=Physics for Scientists and Engineers (6th ed.)|publisher=Brooks/Cole|year=2004|isbn=0-534-40842-7}}
* {{cite book|author=Tipler, Paul|title=Physics for Scientists and Engineers: Electricity, Magnetism, Light, and Elementary Modern Physics (5th ed.)|publisher=W. H. Freeman|year=2004|isbn=0-7167-0810-8}}
* {{cite book|author=Lipson, Stephen G.|title=Optical Physics (3rd ed.)|publisher=Cambridge University Press|year=1995|isbn=0-5214-3631-1}}