APA引文

O’Sullivan, A. (2009). Urban economics (7th ed.). Boston: McGraw-Hill/Irwin.

Trích dẫn kiểu Chicago

O’Sullivan, Arthur. Urban Economics. 7th ed. Boston: McGraw-Hill/Irwin, 2009.

MLA引文

O’Sullivan, Arthur. Urban Economics. 7th ed. Boston: McGraw-Hill/Irwin, 2009.

警告：這些引文格式不一定是100％准確.