佟力强. (2013). 首都互联网发展报告 2013 2013: Annual report of Beijing internet industry. 人民出版社.
Citación estilo Chicago佟力强. 首都互联网发展报告 2013 2013: Annual Report of Beijing Internet Industry. 人民出版社, 2013.
Cita MLA佟力强. 首都互联网发展报告 2013 2013: Annual Report of Beijing Internet Industry. 人民出版社, 2013.
警告：这些引文格式不一定是100％准确.