APA (7th ed.) Citation

Nel·lo, O., & Mele, R. (2016). Cities in the 21st century. Routledge, Taylor & Francis Group.

Chicago Style (17th ed.) Citation

Nel·lo, Oriol, and Renata Mele. Cities in the 21st Century. London ; New York: Routledge, Taylor & Francis Group, 2016.

MLA (8th ed.) Citation

Nel·lo, Oriol, and Renata Mele. Cities in the 21st Century. Routledge, Taylor & Francis Group, 2016.