Gilbert, M., & Gilbert, M. (2012). European integration: A concise history. The Rowman & Littlefield Publishing Group.
Citazione stile Chigago Style (17a edizione)Gilbert, Mark, e Mark Gilbert. European Integration: A Concise History. The Rowman & Littlefield Publishing Group, 2012.
Citatione MLA (9a ed.)Gilbert, Mark, e Mark Gilbert. European Integration: A Concise History. The Rowman & Littlefield Publishing Group, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.