Citazione Stile APA (7a Edizione)

O'Sullivan, A. (2019). Urban economics (Ninth edition.). McGraw-Hill Education.

Citazione stile Chigago Style (17a edizione)

O'Sullivan, Arthur. Urban Economics. Ninth edition. New York: McGraw-Hill Education, 2019.

Citatione MLA (8a ed.)

O'Sullivan, Arthur. Urban Economics. Ninth edition. McGraw-Hill Education, 2019.