000 00339nam a2200121 i 4500
008 991231s1977 sp g spa
080 1 _a802.0
245 0 _aHow English Works. A grammar practice book.
250 _a1ยช
260 _b:Oxford Universiti Press
_c,1977
300 _a358
_c;24cm
997 _dFalta ISBN
_e1