Cita APA (7a ed.)

Runciman, S. (1977). The Byzantine theocracy. Cambridge University Press.

Cita Chicago Style (17a ed.)

Runciman, Steven. The Byzantine Theocracy. Cambridge [etc.]: Cambridge University Press, 1977.

Cita MLA (9a ed.)

Runciman, Steven. The Byzantine Theocracy. Cambridge University Press, 1977.