000 00532nam a2200205Ia 4500
003 11518
008 200124s9999||||xx |||||||||||||| ||und||
020 _a978-0-19-442224-6
040 _cCIC-UMAD
041 _aeng
050 _aLB1575.8
_bL53
100 _aLightbown, Patsy M; Spada, Nina
_97131
245 0 _aHow languages are learned
250 _a3a
260 _aEstados Unidos
_bOxford University Press
_c2006
300 _a233 p.
_b25 cm
650 _aEducación
_91391
900 _bL
_cALEDU9
_d2009
942 _2lcc
_cBK
999 _c5932
_d5932