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230328s2003 sz gr ||||||eng d |
| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 100 |
1 |
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|a Hellman, Judith Adler
|d 1945-
|e Autor/a
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| 245 |
1 |
3 |
|a The riddle of distance education :
|b promise, problems and applications for development /
|c Judith Adler Hellman.
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| 260 |
|
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|a Geneva, Switzerland :
|b United Nations Research Institute for Social Development,
|c 2003.
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| 300 |
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|a ix, 27 páginas.
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| 490 |
0 |
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|a Technology, business and society paper
|v 9
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| 949 |
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|a -AEM
|