RT Book
T1 Security safeguards for the computer
T2 An AMA management briefing
A1 Hemphill, Charles F.
A2 Hemphill, Robert W.
LA English
PP New York
PB American Management Assoc.
YR 1979
ED 3. pr.
UL https://krimdok.uni-tuebingen.de/Record/1097146022