European cities continue to grow greener.

MLA

Connolly, Louise, et al. “European Cities Continue to Grow Greener.” Proceedings of the Institution of Civil Engineers. Civil Engineering, vol. 171, no. 6, Nov. 2018, pp. 51–56. EBSCOhost, https://doi.org/10.1680/jcien.18.00011.

APA

Connolly, L., Campion, L., & Rudden, P. (2018). European cities continue to grow greener. Proceedings of the Institution of Civil Engineers. Civil Engineering, 171(6), 51–56. https://doi.org/10.1680/jcien.18.00011

Chicago

Connolly, Louise, Louise Campion, and Patrick Rudden. 2018. “European Cities Continue to Grow Greener.” Proceedings of the Institution of Civil Engineers. Civil Engineering 171 (6): 51–56. doi:10.1680/jcien.18.00011.