Computer viruses : what they are, how they work, how to avoid them
| Main Author: | |
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| Format: | Book |
| Published: |
Blue Ridge Summit, Pa. :
Windcrest ,
c1989.
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| Subjects: |
| Item Description: | Includes index |
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| Physical Description: | viii, 160 p. ; ; 24 cm. + 1 computer disk (5.25 in). |
| ISBN: | 0830633820 0830695826 |