APA (7th ed.) Citation

Runciman, S. (1965). The fall of Constantinople, 1453. University Press.

Chicago Style (17th ed.) Citation

Runciman, Steven. The Fall of Constantinople, 1453. Cambridge: University Press, 1965.

MLA (9th ed.) Citation

Runciman, Steven. The Fall of Constantinople, 1453. University Press, 1965.