00430nam a22001697a 4500 117252 117251 OSt 20260706113029.0 211209b ||||| |||| 00| 0 eng d 9789369239034 537.8 KAK KALKANI SL 1047 ELECTRODYNAMICS: CLASSICAL AND QUANTUM KALKANI,SL NEWDELHI CBS PUBLISHER 928p. KAKANI SHUBHRA ddc BK