The birth of electronic publishing : legal and economic issues in telephone, cable, and over-the-air teletext and videotext /
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| Format: | Book |
| Language: | English |
| Published: |
White Plains, NY :
Knowledge Industry Publications,
[1982]
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| Series: | Communications library.
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| Item Description: | Includes index. |
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| Physical Description: | iii, 146 pages : illustrations ; 24 cm. |
| ISBN: | 0867290307 : |