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00664nab a2200193 u 4500 |
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000457800 |
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20120620092334.0 |
| 008 |
010611 r ||||| eng |
| 035 |
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|a 6511383
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
0 |
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|a eng
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| 082 |
0 |
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|a 020
|b J
|2 00
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| 100 |
1 |
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|a Henson, Bruce
|e Autor/a
|4 aut
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| 245 |
1 |
0 |
|a Electronic reference services :
|b opportunities and challenges
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| 300 |
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|a 113-121
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| 650 |
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|a SERVICIOS DE CONSULTA (BIBLIOTECAS)
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| 700 |
1 |
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|a Tomajkc, Kathy Gillespie
|e Autor/a
|4 aut
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| 773 |
0 |
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|7 nnab
|t Journal of educational media and library sciences
|g Vol.38, no.2
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| 912 |
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|a 20-JUN-2012 - GARRIDO CORDERO, IRINA
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