00718nam a22002051 4500 1/17910 011010s1992 enk 1 eng d 0471547778 18436 DLC GR-PeUP 005.8 MA Madron, Thomas W., 1937- Network security in the 90's: issues and solutions for managers/ Thomas W. Madron New York: Wiley, 1992 ix, 293 p.: ill.; 24 cm. Wiley Professional Computing ; Computer networks Security measures. Wiley Professional Computing. INST UNIPILB MAIN 20040709 005.8 MA 00137143 00137143 LOAN 0 1 /webopac/covers/01/18436_0471547778.jpg