000 00273nam a2200109Ia 4500
008 190826s9999 xx 000 0 und d
082 _a895.135 PEN
100 _aPengcheng, Du
245 0 _aDefend Yanan
260 _aBeijing :
_bForeign Languages Press
_c1983
942 _cBOOK
999 _c54345
_d54345