000			00374nam a2200145Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a4 _bST-D
100			_aStallings,William
245		0	_aData and computer communication
250			_a7th Ed.
260			_c2003 _aNew Delhi _bPHI Learning Private Limited
650			_aComputer Engineering
942			_cBK
999			_c4154 _d4154