000 00388nam a2200157Ia 4500
008 131111s9999 xx 000 0 und d
100 _aAllen
245 _aTeaching english as a second language
260 _aNew Delhi
260 _bTata Mc graw Hill
260 _c1971
300 _a449p.
650 _aEducation-Teaching methods
_aEducation
700 _aCampbell
763 _a19695
999 _c53345
_d53345