APA (7th ed.) Citation

Ritter, H., Herzog, O., Rothermel, K., Cohn, A. G., & Wu, Z. City models: Past, present and future prospects. Springer.

Chicago Style (17th ed.) Citation

Ritter, Helge, Otthein Herzog, Kurt Rothermel, Anthony G. Cohn, and Zhiqiang Wu. City Models: Past, Present and Future Prospects. Springer.

MLA (9th ed.) Citation

Ritter, Helge, et al. City Models: Past, Present and Future Prospects. Springer.