000 00280nam a22001217a 4500
003 OSt
008 240624b |||||||| |||| 00| 0 eng d
100 _aGHOTRA, D S AND NIJHAWAN GEETA
245 _aCOMMUNICATION SYSTEMS
260 _bMRPH
_c2009
300 _a644
942 _2ddc
_cBK
999 _c31441
_d31441