000 00255nam a2200109Ia 4500
008 220201s9999 xx 000 0 eng d
100 _aSINHA (UMESH)
245 0 _aANTENNA AND WAVE PROPAGATION
250 _a2ND
260 _bSATYA PRAKASHAN
942 _2ddc
999 _c97255
_d97255