000 00398nam#a2200157ua#4500
001 GOACATREC12935
900 0 0 _a19990824
901 0 0 _aENG
020 0 0 _a0080286283
903 0 0 _a36181
245 0 0 _aPrinciples and Practice in Second Language Acquisition
100 0 0 _aKrashen, Stephen
440 0 0 _aLanguage Teaching Methodology Series
902 0 0 _a407
260 0 0 _aOxford
_bPergamon Press
_c1984
999 _c12953
_d12953