00505nam a2200169Ia 4500008004100000020001500041020001800056041000800074050002300082100001400105245004100119246002900160260003800189300002700227650004700254650003400301201221s9999||||xx |||||||||||||| ||und||  a7010102759  a9787010102757  achi  aDS751 b.W388 2011  a魏天安 0a宋代官营经济史b /c魏天安  a宋代官營經濟史b/  a北京 : b人民出版社,c2011  a10, 495 p. b;c24 cm.  aChina -- History -- Song dynasty, 960-1279  aGovernment ownership -- China