常宇 & 共青团北京市委. (2016). 北京青年社会结构变化与共青团工作改革: Changes in the social structure of the youth and reform of the Community Youth League in Beijing. 社会科学文献出版社.
Lua i Stíl Chicago (17ú heag.)常宇 agus 共青团北京市委. 北京青年社会结构变化与共青团工作改革: Changes in the Social Structure of the Youth and Reform of the Community Youth League in Beijing. 社会科学文献出版社, 2016.
Lua MLA (8ú heag.)常宇 agus 共青团北京市委. 北京青年社会结构变化与共青团工作改革: Changes in the Social Structure of the Youth and Reform of the Community Youth League in Beijing. 社会科学文献出版社, 2016.
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