00270nam a2200109Ia 4500008004100000100002300041245003600064260002200100260000900122546001200131999001700143170619s9999    xx            000 0 und d  aGriffiths- David J 0aINTRODUCTION TO ELECTRODYNAMICS  bPearson Education  c2009  aENGLISH  c18802d18802