Cita APA (7a ed.)
Armstrong, D., Lloyd, L., & Redmond, J. From Versailles to Maastricht: International organisation in the Twentieth Century. St. Martin's Press.
Cita estilo Chicago (17a ed.)
Armstrong, David, Lorna Lloyd, y John Redmond. From Versailles to Maastricht: International Organisation in the Twentieth Century. Nueva York, EUA: St. Martin's Press.
Cita MLA (9a ed.)
Armstrong, David, et al. From Versailles to Maastricht: International Organisation in the Twentieth Century. St. Martin's Press.
Precaución: Estas citas no son 100% exactas.