Dyfyniad APA

Zeng, Y., Zhang, C., & Peng, S. (1990). Changing family structure and population aging in China: A comparative approach. Peking University Press.

Dyfyniad Arddull Chicago

Zeng, Yi, Chunyuan Zhang, and Songjian Peng. Changing Family Structure and Population Aging in China: A Comparative Approach. Beijing, China: Peking University Press, 1990.

Dyfyniad MLA

Zeng, Yi, et al. Changing Family Structure and Population Aging in China: A Comparative Approach. Peking University Press, 1990.

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