00697nam a2200181Ia 450000100070000000500170000700800410002402000220006504000100008710000220009724500990011926000590021830000240027749000410030150400510034265000550039365000670044826078620160527192359.0030506e2002    nyu    gr     001 0 eng c  a0521635691c19.00  aPUCPR1 aTsui, Amy.2Local10aUnderstanding expertise in teachingbcase studies of second language teacherscAmy B. M. Tsui.  aCambridgeaNew YorkbCambridge University Pressc2002.  axii, 308 p.c22 cm. 0aCambridge applied linguistics2Local  aIncludes bibliographical references and index. 0aLanguage and languagesxStudy and teaching.2Local 0aEnglish languagexStudy and teachingxForeign speakers.2Local