000 00254nam a2200097Ia 4500
008 230508s2008 xx 000 0 und d
041 _aeng
100 _aKENNEDY DAYIS
245 _aELECTRONIC COMMUNICATION SYSTEMS
260 _bTATA MCGRAW HILL
_c2008
_g2008
999 _c332615
_d332615