Zeng, Y., Zhang, C., & Peng, S. (1990). Changing family structure and population aging in China: A comparative approach. Peking University Press.
Chicago-referens (17:e uppl.)Zeng, Yi, Chunyuan Zhang, och Songjian Peng. Changing Family Structure and Population Aging in China: A Comparative Approach. Beijing, China: Peking University Press, 1990.
MLA-referens (9:e uppl.)Zeng, Yi, et al. Changing Family Structure and Population Aging in China: A Comparative Approach. Peking University Press, 1990.
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