APA (7th ed.) Citation

Guild, E., Peers, S., & Tomkin, J. (2019). The EU Citizenship Directive: A commentary (Second edition.). Oxford University Press. https://doi.org/10.1093/oso/9780198849384.001.0001

Chicago Style (17th ed.) Citation

Guild, Elspeth, Steve Peers, and Jonathan Tomkin. The EU Citizenship Directive: A Commentary. Second edition. Oxford, United Kingdom: Oxford University Press, 2019. https://doi.org/10.1093/oso/9780198849384.001.0001.

MLA (9th ed.) Citation

Guild, Elspeth, et al. The EU Citizenship Directive: A Commentary. Second edition. Oxford University Press, 2019. https://doi.org/10.1093/oso/9780198849384.001.0001.