000			00395nam a2200169Ia 4500
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020			_a9789383746439
040			_aMAIN
041			_aEnglish
082			_a005.8 NAG
100			_aNagpal, D P _97027
245		0	_aInformation security
260			_bS. Chand _aNew Delhi _c2014
300			_a574
650			_aComputer Science
942			_cBK
999			_c41876 _d41876