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008 081021s1982 nyua |b 001 0 eng d
020 _a0195025520
020 _a0195025539 (pbk.)
039 9 _a202301161050
_bshakra
_c201710181018
_dalawaid
_c201402040048
_dVLOAD
_c200907081145
_dvenkatrajand
_y200810211159
_zNoora
050 0 0 _aPE53
_b.D76 1982
100 1 _aDulay, Heidi C.
_931431
245 1 0 _aLanguage Two /
_cHeidi Dulay, Marina Burt, Stephen Krashen.
260 _aNew York :
_bOxford University Press,
_c1982.
300 _axv, 315 p. :
_bill. ;
_c24 cm.
500 _aIncludes indexes.
504 _aBibliography: p. 283-303.
650 0 _aLanguage and languages
_xStudy and teaching.
_9847
650 0 _aSecond language acquisition.
_9138
942 _2lcc
_n0
_cBK
999 _c13501
_d13501