000			00423nam a2200145Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a9788131716649
082			_a004.65 STA
100			_aStallings, Willam
245		0	_aNetwork security essentials: applications and standards
250			_a3rd
260			_aPearson education of asia _bChennai _c2008
300			_aXIV, 410p. _b349
650			_aCOMPUTER NETWORK
999			_c182540 _d182540