Cita APA (7a ed.)

Armstrong, D., Lloyd, L., & Redmond, J. (1996). From Versailles to Maastricht: International Organisation in the twentieth century (1st pub.). Macmillan.

Cita Chicago Style (17a ed.)

Armstrong, David, Lorna Lloyd, y John Redmond. From Versailles to Maastricht: International Organisation in the Twentieth Century. 1st pub. Houndmills [etc.]: Macmillan, 1996.

Cita MLA (9a ed.)

Armstrong, David, et al. From Versailles to Maastricht: International Organisation in the Twentieth Century. 1st pub. Macmillan, 1996.