Georgi, Howard. The Physics of Waves. Englewood Cliffs, NJ: Prentice Hall, 1993.
Marion, Jerry B. and Stephen T. Thornton. Classical Dynamics of Particles and Systems. 4th ed. New York: Saunders College Publishing, 1995.
Serway, Raymond A. Physics for Scientists and Engineers with Modern Physics. 4th ed. New York: Saunders College Pulbishing, 1996.