Stallings, William
Network security essentials : applications and standards
Pearson, 2011
 Buku Teks SO
Stallings, William
Network security essentials : applications and standards
Pearson, 2014
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Brandon, Dick H.
Data processing management
Macmillan Information , 1975
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Spencer, Donald D.
Data processing: an introduction
Charles E. Merrill, 1982
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Khan, Emdad H.
Computer and data processing with BASIC
Oxford & IBH Publishing, 1987
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