Rao, Nannapaneni Narayana. Elements of engineering electromagnetics / Nannapaneni Narayana Rao. - 5th ed. - New Delhi : Prentice-Hall, 2000. - xviii, 788 p. : ill. ; 23 cm. Includes index. ISBN: 8120322053 Dewey Class. No.: 621.3 R215 / 153466