00557nam a22001337a 4500020002100000020002400021082001600045100003600061245003000097260004400127300003400171500004900205650016900254  a0194370003 (pbk)  a9780194370004 (pbk)  a401.93bLIG  aLightbown, Patsy M.aNina Spada  aHow languages are learned  aNew YorkbOxford University Pressc2003  axvi, 192 p.b: ill.c; 25 cm.  aIncludes bibliographic references and Index.  aEnglish languagevSecond language acquisitionvTheoretical approachesvClassroom observationvLearner languagevTeacher trainingvPersonalityvAptitudevFRAHSvFSSH