658.47 / P939s
Pritchard, John Arthur Thomas
SECURITY IN ON-LINE SYSTEMS
/
.- Manchester: National Computing Centre, 1979
.- 187 .
Bibliography : P. 165-170
Subject Headings:
Electronic Data Processing;
Copy Details:
Acc. No.: A63777, Full Call No.: 658.47 P939s, Item type: Books , Location: General Stacks,
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