APA引文

Segal, D. (1977). Urban economics. Irwin.

芝加哥风格引文

Segal, David. Urban Economics. Homewood, Ill.: Irwin, 1977.

MLA引文

Segal, David. Urban Economics. Irwin, 1977.

警告：这些引文格式不一定是100％准确.