Nellist, J. G. (1996). Understanding telecommunications and lightwave systems (2nd ed.). The Institute of Electrical and Electronics Engineers.

Nellist, John G. Understanding Telecommunications and Lightwave Systems. 2nd ed. New York: The Institute of Electrical and Electronics Engineers, 1996.

Nellist, John G. Understanding Telecommunications and Lightwave Systems. 2nd ed. The Institute of Electrical and Electronics Engineers, 1996.