000			00623 a2200229 4500
003			ISURa
008			150122b xxu||||| |||| 00| 0 eng d
020			_a9788131761755
041			_aEnglish
082			_a005.8 _bSTA
100			_aStallings , William
245			_aNetwork security essentials _bapplications and standards
250			_a4th ed.
260			_c2011 _aChennai _bPearson Education
300			_bill. _c23 cm. _axiv , 417 p.
650			_aCOMPUTER SCIENCE
650			_aSECURITY MEASURES
650			_aCOMPUTER SECURITY
650			_aCOMPUTER NETWORK
856			_uwww.pearsoned.com
942			_cLN _2ddc
999			_c43310 _d44857