LDR 00444nam a2200133zu 4500 008 090205n chi d 100 1 _aYu Guangyuan 245 _aThe Economy of the Primary Stage of Socialism _cYu Guangyuan 504 _aübs. aus: Zhongguo Shehui Kexue, No.3, 1987 773 0 _tSocial Sciences in China _gVol. 9.2 (1988); p. 66-87" 946 _a 001 IFS32485 999 _c304107 _d304107 952 _70 _c1 _40 _00 _9168773 _yBOOK _10 _d2009-05-14 _aIFS