Griffiths, David J. Introduction to electrodynamics / David J. Griffiths. - 2nd ed. - Englewood Cliffs, N.J. : Prentice Hall, c1989. - xii, 532 p. : ill. ; 25 cm. ISBN: 0134813677 Subjects--Index Terms: Electrodynamics Dewey Class. No.: 537.6 / GRI