Yazar
Jingyuan Yu
6 cilt bulundu.
Tiandong Xue, Jingyuan Yu · St. Martin's Press
372 sayfa · 1993
Economic policy / Economic conditions / China, economic conditions / China, economic policy
Bin Ma, Deyong Kong, Jingyuan Yu · Xin hua shu dian zong dian Beijing fa xing suo fa xing
441 sayfa · 1990
Population policy / Birth control
Runqing Liu, He, Fusheng (ying yu), Zhang, Jingyuan (bei jing ke ji da xue wen fa xue yuan fu yuan chang, wai yu xi zhu ren) · Wai yu jiao xue yu yan jiu chu ban she
225 sayfa · 2000
Kategori yok
Jingyuan Yu · Hua zhong li gong da xue chu ban she
366 sayfa · 1999
Mathematical models / Population density / Population
Jingyuan Yu, Tiandong Xue · Xin hua shu dian zong dian Beijing fa xing suo fa xing
394 sayfa · 1990
Economic policy / Economic conditions