APA aipamena

Eleftheriadis, P., Nicolaïdis, K., & Weiler, J. (2011). Foreword: The changing landscape of European constitutionalism.

Chicago Style aipamena

Eleftheriadis, P., K. Nicolaïdis, and J. Weiler. Foreword: The Changing Landscape of European Constitutionalism. 2011.

MLA aipamena

Eleftheriadis, P., et al. Foreword: The Changing Landscape of European Constitutionalism. 2011.