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| 082 |
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|a 070.1097286,
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| 100 |
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|a Fonseca, Jaime M.
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| 245 |
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|a Communication policies in Costa Rica /
|c Jaime M. Fonseca
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| 260 |
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|b Unesco,
|c 1977.
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| 300 |
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|a 89 p.
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| 505 |
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|a 1. Concept of communication policies 2. System of mass communication in the structure of Cost Rican society 3. Legislation and planning 4. Communication policies 5. Professional organisations 6. Participation of the public
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| 942 |
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|c BK
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| 999 |
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|c 37674
|d 37674
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| 952 |
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|6 070_000000000000000_1097286_FON_C
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|9 37673
|a UL
|b UL
|c ST2
|d 1998-08-28
|l 0
|o 070.1097286, FON/C
|p 54203
|r 2012-10-27
|w 2012-10-27
|y BK
|