APA (7th ed.) Citation

Engler, S., Gessler, T., Abou-Chadi, T., & Leemann, L. (2022). Democracy challenged: How parties politicize different democratic principles. Routledge.

Chicago Style (17th ed.) Citation

Engler, S., T. Gessler, T. Abou-Chadi, and L. Leemann. Democracy Challenged: How Parties Politicize Different Democratic Principles. Routledge, 2022.

MLA (9th ed.) Citation

Engler, S., et al. Democracy Challenged: How Parties Politicize Different Democratic Principles. Routledge, 2022.