000 00331nam a2200133Ia 4500
008 210901s1969 xx 000 0 eng d
082 _a420 WAL
100 _aWallwork, J.F.
245 0 _aLanguage and linguistics
260 _aLondon
_bHeinemann Educational
_c1969
300 _a184
650 _aEnglish language
942 _2ddc
_cBK
999 _c7767
_d7767