000			00501nam a2200169Ia 4500
008			161214s9999 xx 000 0 und d
020			_a9788131761755 _c(pbk)
082			_223 _a005.8 _bSTA
100			_aStallings, William
245		0	_aNetwork security essentials : applications and standards
250			_a4th ed.
260			_aNoida: _bPearson, _c2011
300			_axiv, 417 p.; _bill.: _c23 cm.
650			_aComputer networks -- Security measures
650			_aComputer security
942			_2ddc _cBK
999			_c23527 _d23527