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| 100 | 1 | _aMedina Maridueña, Xiomara Elizabeth | |
| 245 | 0 | _aHow a Language Laboratory Improves the Teaching-Learning Process in the “San Rafael” Salesian Technical High School of Esmeraldas City in 2013 | |
| 250 | _aPUCESE - Escuela de Lingüística APlicada | ||
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_aEcuador , _c2014 |
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_a87 p. ; _c 30 cm. |
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| 337 | _an | ||
| 338 | _anc | ||
| 650 | 0 | 4 | _aAPRENDIZAJE |
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| 650 | 0 | 4 | _aIDIOMA INGLÉS |
| 650 | 0 | 4 | _aLABORATORIO |
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