Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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