Communications/
| Corporate Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Alexandria, Va.:
Time-Life Books,
1990
|
| Series: | Understanding computers
|
| Subjects: |
| Physical Description: | 128 p. : ill. ; 28 cm. |
|---|---|
| Bibliography: | Includes bibliographical references. |
| ISBN: | 0809475782 0809475790 |