APA (7e ed.) Bronvermelding

Levi, W. (1974). International politics: Foundations of the system. University of Minnesota Press.

Chicago (17e ed.) Bronvermelding

Levi, Werner. International Politics: Foundations of the System. Minneapolis: University of Minnesota Press, 1974.

MLA (9e ed.) Bronvermelding

Levi, Werner. International Politics: Foundations of the System. University of Minnesota Press, 1974.