LDR 00411nam a2200121zu 4500 008 090205n chi d 100 1 _aFang Jun 245 _aPractice, Historical Necessity and Value _bOn Marx's Concept of Value _cFang Jun and Liu Ben 773 0 _tSocial Sciences in China _gVol. 17.2 (1996); p. 79-87" 946 _a 001 IFS31794 999 _c303416 _d303416 952 _70 _c1 _40 _00 _9168082 _yBOOK _10 _d2009-05-14 _aIFS