佟力强 & 齐福全. (2017). 首都互联网发展报告 2016 2016: Annual report of Beijing Internet industry. 人民出版社.
Cita Chicago Style (17a ed.)佟力强 y 齐福全. 首都互联网发展报告 2016 2016: Annual Report of Beijing Internet Industry. 人民出版社, 2017.
Cita MLA (8a ed.)佟力强 y 齐福全. 首都互联网发展报告 2016 2016: Annual Report of Beijing Internet Industry. 人民出版社, 2017.
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