1. Adams, J. F. (2001). Party Competition and Responsible Party Government: A Theory of Spatial Competition Based Upon Insights from Behavioral Voting Research. Ann Arbor: University of Michigan Press.
2. Adnett, N., & Hardy, S. (2001). Reviewing the Working Time Directive: Rationale, Implementation and Case Law. Industrial Relations Journal, 32(1), 114–125.
3. Aldrin, P., & Hubé, N. (2018). From Democracy by Proxy to Stakeholder Democracy: The Changing Faces of an EU Founding Value. In F. Foret & O. Calligaro (Eds.), European Values: Challenges and Opportunities for EU Governance. London: Routledge.
4. Annett, I. (2010). The Case of the EU: Implications for Federalism. Regional & Federal Studies, 20(1), 107–126.
5. Barysch, K. (2013). The Working Time Directive What’s the Fuss About? [Online]. Available at http://www.cer.eu/sites/default/files/publications/attachments/pdf/2013/pb_workingtimedir_kb_26april13_bl-7268.pdf . Accessed 14 May 2013.