000 | 00662nam a2200169Ia 4500 | ||
---|---|---|---|
008 | 241002s9999 xx 000 0 und d | ||
020 | _a9780521387958 | ||
040 | _beng | ||
082 | _a418.007 D492 Ej.1 | ||
100 | _aBirgit Harley y Ontario Institute for Studies in Education | ||
245 | 4 | _aThe Development of Second Language Proficiency | |
264 |
_b1990 _cCambridge University Press |
||
300 | _a248 páginas. | ||
347 | _aLibro | ||
650 | _aLanguage and languages Study and teaching Language and languages Study and teaching Congresses Langue seconde Acquisition Congrès Second language acquisition Second language acquisition Congresses | ||
942 | _cBK | ||
999 |
_c1833 _d1833 |