000			00475nam a2200217Ia 4500
008			240220s9999 xx 000 0 und d
020			_a9789332585225
041			_aENG
082			_a5.8
100			_aStallings W.
245		0	_aCryptography and network security
245		0	_bprinciples and practice
250			_a7th Ed.
260			_aDelhi
260			_bPearson
260			_c2018
300			_a766p.
365			_b709
650			_aCOMPUTER
942			_cDBK
999			_c34939 _d34939