LDR 00422nam a2200121zu 4500 008 090205n chi d 100 1 _aSun Xiangjian 245 _aThe Question of the Profitability of China's Foreign Trade to the National Economy _cSun Xiangjian 773 0 _tSocial Sciences in China _gVol. 3.3 (1982); p. 35-60" 946 _a 001 IFS32741 999 _c304363 _d304363 952 _70 _c1 _40 _00 _9169029 _yBOOK _10 _d2009-05-14 _aIFS