000 00268nam a2200109Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aPrasad, K.D
245 0 _aAntenna and wave propagation
260 _aSathya prakasana
_c1997
300 _b0
650 _aMECHANICHAL
999 _c137192
_d137192