APA引文

Zhang, X. Q. (2011). The economic role of cities. UN-HABITAT.

芝加哥风格引文

Zhang, Xing Quan. The Economic Role of Cities. Nairobi: UN-HABITAT, 2011.

MLA引文

Zhang, Xing Quan. The Economic Role of Cities. UN-HABITAT, 2011.

警告：这些引文格式不一定是100％准确.