000 00276nam a2200121Ia 4500
040 _cCUS
082 _a495.1
_bWAN/B
100 _aWangwei
_915141
245 0 _aBiao zhun zhong wen/
_cWangwei
260 _aBeijing:
_bRenwin Jiaoyu,
_c2007.
300 _a45 p.
942 _cWB16
999 _c154308
_d154308