00614nam a2200193Ia 4500008004100000020001500041020001800056041000800074050002000082100002200102245006300124246000600187260003800193300003500231490003500266650004500301650003400346650004000380200830s9999||||xx |||||||||||||| ||und||  a7100105013  a9787100105019  achi  aTC901b.C5 2014  aChi, Chʻao-ting  0aKey economic areas in Chinese historyb /cChʻao-ting Chi  b/  a北京：b商务印书馆,c2014  axx, 168 p. : bmap. ;c 23 cm.  a中华现代学术名著丛书  aChina -- Economic conditions -- History.  aChina -- Economic conditions.  aFlood dams and reservoirs -- China.