00295nam a2200109Ia 4500008004100000100001900041245003800060250001900098260004100117300001100158650001600169240817s9999    xx            000 0 und d  acheng ,David.K 0aField and Wave Electromagnating .  a621.3815 C41,f  c2004a New Delhib Pearson Education  a703 p.  a Electronic