Penrose, E. F. (1965). The revolution in international relations: A study in the changing nature and balance of power. London: F. Cass.
Dyfyniad Arddull ChicagoPenrose, E. F. The Revolution in International Relations: A Study in the Changing Nature and Balance of Power. London: F. Cass, 1965.
Dyfyniad MLAPenrose, E. F. The Revolution in International Relations: A Study in the Changing Nature and Balance of Power. London: F. Cass, 1965.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.