000			00430nam a22001817a 4500
003			NUST
020			_a9789332518773
038			_akhadija
082			_a005.8 _bSTA
100			_aStallings, William. _9220
245			_aCryptography and Network Security \
250			_a6th ed.
260			_aNew Delhi : _bPearson, _c2015.
300			_a660 p. ; _b28 cm.
500			_aPaperback.
563			_apaper back
942			_cBK _2ddc
999			_c33888 _d33888