000 00268nam a2200121Ia 4500
040 _cCUS
082 _a495.1
_bYEY/J
100 _aYing, Ye
_915195
245 0 _aJiu selu/
_cYe Ying
260 _aBeijing:
_bForeign teaching,
_c2007.
300 _a130 p.
942 _cWB16
999 _c154386
_d154386