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20020628152019.0 |
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020628s1980 enk ||||| eng |
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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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|a 420.7
|b E36t
|2 00
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1 |
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|a Ek, Jan Ate van
|e Autor/a
|4 aut
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| 245 |
1 |
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|a Threshold level English :
|b in a European unit / credit system for modern language learning by adult /
|c by J. van Ek.
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| 260 |
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|a Oxford :
|b Pergamon,
|c 1980.
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| 300 |
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|a 253 páginas
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| 490 |
0 |
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|a Pergamon Institute of English. Council of Europe language learning series
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| 650 |
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|a INGLES
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| 650 |
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|x ESTUDIO Y ENSEÑANZA
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| 650 |
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|z EUROPA
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| 949 |
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|a -Ig
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| 916 |
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|a Reconversión
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