000			00391 a2200157 4500
020			_a8120323858
041			_aEnglish
082			_a005.82 _bSTA
100			_aStallings, William
245			_aCryptography and network security
250			_a3rd
260			_c2004 _aNew Delhi _bPrenticehall of India private limited _g2004
300			_a681p.
650			_aGeneralities
942			_cLEB _04
999			_c32598 _d32598