Cita APA (7th ed.)
Levy, J. S. (1983). War in the modern great power system, 1495-1975. The University Press of Kentucky.
Cita Chicago (17th ed.)
Levy, Jack S. War in the Modern Great Power System, 1495-1975. Lexington, Kentucky: The University Press of Kentucky, 1983.
Cita MLA (9th ed.)
Levy, Jack S. War in the Modern Great Power System, 1495-1975. The University Press of Kentucky, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.