000			00369nam a2200145Ia 4500
008			221231s9999 xx 000 0 und d
020			_a978-0-521-68749-2
100			_aForouzan, Behrouz A. _95671
245		0	_aCryptography and Network Security
260			_bTata McGraw-Hill
260			_c2008
300			_a721
650			_aTelecommunication _95672
942			_cBE_BK
999			_c4141 _d4141