Chen, X., Orum, A. M., & Paulsen, K. E. (2018). Introduction to cities: How place and space shape human experience (Second edition.). John Wiley & Sons, Inc.
Chicago-referens (17:e uppl.)Chen, Xiangming, Anthony M. Orum, och Krista E. Paulsen. Introduction to Cities: How Place and Space Shape Human Experience. Second edition. Hoboken, NJ: John Wiley & Sons, Inc, 2018.
MLA-referens (9:e uppl.)Chen, Xiangming, et al. Introduction to Cities: How Place and Space Shape Human Experience. Second edition. John Wiley & Sons, Inc, 2018.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.