000 00437nam a22001577a 4500
008 121018b xxu||||| |||| 00| 0 eng d
020 _a0521317029
082 _222
_a401.9
100 _aKlein Wolgang
_9831
245 _aSecond Language Acquisition
260 _aNew York
_bCambridge University Press
_c1986
300 _aix;191p;
_c23 cm
650 _2Language
_xLanguage Acquisition
_9723
658 _aEnglish Language
942 _2ddc
_cRES
999 _c319
_d319