000 00309nam a2200121Ia 4500
008 220901s1994 xx 000 0 eng d
082 _aE45 N42
100 _aLeech, Geoffrey
245 0 _aComunicative grammar of english
250 _a2nd ed.
260 _aLondon
_bLongman Publishers
_c1994
942 _2ddc
_cBK
999 _c13552
_d13552