000 00337nam a2200109Ia 4500
008 211228s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aStubbs, Michael
245 0 _aObserving Classroom language ii) Supplement Reading
260 _bOpen university Press
_aMilton Keynes
_c1979
942 _c1
999 _c192038
_d192038