MLA

Ernst Hirsch Ballin, et al. European Yearbook of Constitutional Law 2020. T.M.C. Asser Press, 2021.

APA

Ernst Hirsch Ballin, E. Hirsch Ballin, De Visser, M., Stremler, M., & van der Schyff, G. (2021). European Yearbook of Constitutional Law 2020. T.M.C. Asser Press.

Chicago

Ernst Hirsch Ballin, Maartje De Visser, Maarten Stremler, and Gerhard van der Schyff. European Yearbook of Constitutional Law 2020. : T.M.C. Asser Press, 2021.