Title: More on Protection Against Photocopying.
| Autor: | Whitlock, Leigh S.1, Sargent, Charles W.2 |
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| Zdroj: | Journal of the American Society for Information Science. Jan/Feb1975, Vol. 26 Issue 1, p68-68. 1/6p. |
| Databáze: | Business Source Ultimate |
| Externí odkaz: |
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