APA Style

Keohane, R, O. et al (1993). After the Cold War / international institutions and state strategies in Europe, 1989-1991 . Cambridge, Mass.: Harvard University Press.

MLA Style

Keohane, Robert, O.. et al. "After the Cold War / international institutions and state strategies in Europe, 1989-1991". Cambridge, Mass.: Harvard University Press, 1993. Text.