Yazar
Songjian Peng
3 cilt bulundu.
Cilt sonuçları
Changing family structure and population aging in China
Songjian Peng, Chunyuan Chang, Yi Zeng · Peking University Press
475 sayfa · 1990
Families / Older people / Family demography
人才与经济发展
Fuzeng Li, Ming Zhang, Songjian Peng · Xin hua shu dian shou du fa xing suo fa xing
421 sayfa · 1987
Manpower policy / Industries