000 00344nam a2200145Ia 4500
020 _a0333312902
082 _b424
_a420
100 _a"S. H. Burton"
245 0 _aMastering English language
260 _b[London] : Macmillan, 1982.
_c2000
300 _a172
944 _cBK
999 _c133486
_d133486