000 00238nam a2200097Ia 4500
008 170619s9999 xx 000 0 und d
100 _aCOMER DOUGLAS E
245 0 _aCOMPUTER NETWORK AND INTERNETS
260 _bPEARSON EDU. DELHI
260 _c2005
546 _aENGLISH
999 _c22984
_d22984