Cita APA (7a ed.)

Piris, J. (2012). The future of Europe: Towards a two-speed EU? (1st published.). Cambridge University Press.

Cita Chicago Style (17a ed.)

Piris, Jean-Claude. The Future of Europe: Towards a Two-speed EU? 1st published. Cambridge [etc.]: Cambridge University Press, 2012.

Cita MLA (9a ed.)

Piris, Jean-Claude. The Future of Europe: Towards a Two-speed EU? 1st published. Cambridge University Press, 2012.