| 1 |  | Computer security : 20 things every employee should know / Ben Rothke . - 2nd ed. -  New York : McGraw-Hill, 2005. -  ix, 48 tr. ; 23 cm. - (  McGraw-Hill professional education ) Mã xếp giá: 005.8 R845Đăng ký cá biệt: Lầu 2 KLF: 2000005366
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		| 2 |  | Computer security : 20 things every employee should know / Ben Rothke . - 2nd ed. -  N.Y. [etc.] : McGraw-Hill, 2005. -  ix,48tr. ; 23cm. - (  The Employee handbook for securing the workplace ) Mã xếp giá: 005.8 R846Đăng ký cá biệt: Lầu 2 KLF: 2000005367
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