APA (7th ed.) Citation

Russell, F. H. (1977). The just war in the Middle Ages (1st published, repr.). University Press.

Chicago Style (17th ed.) Citation

Russell, Frederick H. The Just War in the Middle Ages. 1st published, repr. Cambridge [etc.]: University Press, 1977.

MLA (9th ed.) Citation

Russell, Frederick H. The Just War in the Middle Ages. 1st published, repr. University Press, 1977.